{"title":"Spark Plugs","description":null,"products":[{"product_id":"torch-f6rtc-spark-plug-for-honda-gx160-gx390-engines-oem-replacement-part","title":"Torch F6RTC Spark Plug for Honda GX160–GX390 Engines – OEM Replacement Part","description":"\u003cp data-start=\"0\" data-end=\"121\"\u003e\u003cstrong data-start=\"0\" data-end=\"16\"\u003ePart Number:\u003c\/strong\u003e 3001\u003cbr data-start=\"21\" data-end=\"24\"\u003e\u003cstrong data-start=\"24\" data-end=\"37\"\u003eCategory:\u003c\/strong\u003e Small Engine Parts → Spark Plugs\u003cbr data-start=\"70\" data-end=\"73\"\u003e\u003cstrong data-start=\"73\" data-end=\"82\"\u003eType:\u003c\/strong\u003e Spark Plug for Honda GX Series Engines\u003c\/p\u003e\n\u003chr data-start=\"123\" data-end=\"126\"\u003e\n\u003cp data-start=\"207\" data-end=\"607\"\u003eThe \u003cstrong data-start=\"211\" data-end=\"250\"\u003eTorch F6RTC Spark Plug (Part #3001)\u003c\/strong\u003e is a reliable OEM replacement spark plug designed for use in \u003cstrong data-start=\"312\" data-end=\"374\"\u003eHonda GX160, GX200, GX240, GX270, GX340, and GX390 engines\u003c\/strong\u003e. Engineered to provide consistent ignition performance, this spark plug helps ensure dependable starting, smooth engine operation, and efficient fuel combustion in a wide range of commercial, industrial, and outdoor power equipment.\u003c\/p\u003e\n\u003chr data-start=\"1277\" data-end=\"1280\"\u003e\n\u003ch2 data-section-id=\"939trr\" data-start=\"1282\" data-end=\"1308\"\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul data-start=\"1310\" data-end=\"1733\"\u003e\n\u003cli data-section-id=\"kl0xwx\" data-start=\"1310\" data-end=\"1342\"\u003eGenuine Torch F6RTC spark plug\u003c\/li\u003e\n\u003cli data-section-id=\"15ka95v\" data-start=\"1343\" data-end=\"1386\"\u003eCompatible with Honda GX160–GX390 engines\u003c\/li\u003e\n\u003cli data-section-id=\"er9799\" data-start=\"1387\" data-end=\"1427\"\u003eProvides reliable ignition performance\u003c\/li\u003e\n\u003cli data-section-id=\"1n8y69m\" data-start=\"1428\" data-end=\"1457\"\u003eHelps promote easy starting\u003c\/li\u003e\n\u003cli data-section-id=\"1920cbx\" data-start=\"1458\" data-end=\"1492\"\u003eSupports smooth engine operation\u003c\/li\u003e\n\u003cli data-section-id=\"13zubm4\" data-start=\"1493\" data-end=\"1533\"\u003eAssists with efficient fuel combustion\u003c\/li\u003e\n\u003cli data-section-id=\"1axipn3\" data-start=\"1534\" data-end=\"1578\"\u003eIdeal for routine maintenance and tune-ups\u003c\/li\u003e\n\u003cli data-section-id=\"e313iw\" data-start=\"1579\" data-end=\"1629\"\u003eSuitable for commercial and industrial equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1nkkk8b\" data-start=\"1630\" data-end=\"1679\"\u003eDurable construction for dependable performance\u003c\/li\u003e\n\u003cli data-section-id=\"h74i8i\" data-start=\"1680\" data-end=\"1733\"\u003eDirect replacement for compatible GX-series engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1735\" data-end=\"1738\"\u003e\n\u003ch2 data-section-id=\"1cgu054\" data-start=\"1740\" data-end=\"1767\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp data-start=\"1769\" data-end=\"1790\"\u003e\u003cstrong data-start=\"1769\" data-end=\"1785\"\u003ePart Number:\u003c\/strong\u003e 3001\u003c\/p\u003e\n\u003cp data-start=\"1792\" data-end=\"1815\"\u003e\u003cstrong data-start=\"1792\" data-end=\"1809\"\u003eManufacturer:\u003c\/strong\u003e Torch\u003c\/p\u003e\n\u003cp data-start=\"1817\" data-end=\"1833\"\u003e\u003cstrong data-start=\"1817\" data-end=\"1827\"\u003eModel:\u003c\/strong\u003e F6RTC\u003c\/p\u003e\n\u003cp data-start=\"1835\" data-end=\"1863\"\u003e\u003cstrong data-start=\"1835\" data-end=\"1852\"\u003eProduct Type:\u003c\/strong\u003e Spark Plug\u003c\/p\u003e\n\u003cp data-start=\"1865\" data-end=\"1890\"\u003e\u003cstrong data-start=\"1865\" data-end=\"1890\"\u003eEngine Compatibility:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1891\" data-end=\"1974\"\u003e\n\u003cli data-section-id=\"1hzbuoc\" data-start=\"1891\" data-end=\"1904\"\u003eHonda GX160\u003c\/li\u003e\n\u003cli data-section-id=\"1hzbs5l\" data-start=\"1905\" data-end=\"1918\"\u003eHonda GX200\u003c\/li\u003e\n\u003cli data-section-id=\"1hzbs99\" data-start=\"1919\" data-end=\"1932\"\u003eHonda GX240\u003c\/li\u003e\n\u003cli data-section-id=\"1hzbsby\" data-start=\"1933\" data-end=\"1946\"\u003eHonda GX270\u003c\/li\u003e\n\u003cli data-section-id=\"1hzbt1o\" data-start=\"1947\" data-end=\"1960\"\u003eHonda GX340\u003c\/li\u003e\n\u003cli data-section-id=\"1hzbstd\" data-start=\"1961\" data-end=\"1974\"\u003eHonda GX390\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1976\" data-end=\"2015\"\u003e\u003cstrong data-start=\"1976\" data-end=\"1992\"\u003eApplication:\u003c\/strong\u003e Small Gasoline Engines\u003c\/p\u003e\n\u003cp data-start=\"2017\" data-end=\"2041\"\u003e\u003cstrong data-start=\"2017\" data-end=\"2037\"\u003eOEM Replacement:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003chr data-start=\"2043\" data-end=\"2046\"\u003e\n\u003ch2 data-section-id=\"164os46\" data-start=\"2048\" data-end=\"2071\"\u003eTypical Applications\u003c\/h2\u003e\n\u003cul data-start=\"2073\" data-end=\"2329\"\u003e\n\u003cli data-section-id=\"969fl0\" data-start=\"2073\" data-end=\"2091\"\u003ePressure washers\u003c\/li\u003e\n\u003cli data-section-id=\"1mlblzv\" data-start=\"2092\" data-end=\"2113\"\u003ePortable generators\u003c\/li\u003e\n\u003cli data-section-id=\"lsqc6\" data-start=\"2114\" data-end=\"2127\"\u003eWater pumps\u003c\/li\u003e\n\u003cli data-section-id=\"mjy8oq\" data-start=\"2128\" data-end=\"2145\"\u003eAir compressors\u003c\/li\u003e\n\u003cli data-section-id=\"1eg8h2z\" data-start=\"2146\" data-end=\"2170\"\u003eAgricultural equipment\u003c\/li\u003e\n\u003cli data-section-id=\"1cdd6sf\" data-start=\"2171\" data-end=\"2195\"\u003eConstruction equipment\u003c\/li\u003e\n\u003cli data-section-id=\"uh4veq\" data-start=\"2196\" data-end=\"2215\"\u003eUtility equipment\u003c\/li\u003e\n\u003cli data-section-id=\"d4k3ep\" data-start=\"2216\" data-end=\"2238\"\u003eIndustrial machinery\u003c\/li\u003e\n\u003cli data-section-id=\"1j5s71g\" data-start=\"2239\" data-end=\"2293\"\u003eGo-karts and recreational equipment using GX engines\u003c\/li\u003e\n\u003cli data-section-id=\"m1euoz\" data-start=\"2294\" data-end=\"2329\"\u003eSmall engine maintenance programs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2331\" data-end=\"2334\"\u003e\n\u003ch2 data-section-id=\"7zbpd1\" data-start=\"2336\" data-end=\"2361\"\u003ePerformance Advantages\u003c\/h2\u003e\n\u003cul data-start=\"2363\" data-end=\"2761\"\u003e\n\u003cli data-section-id=\"1diajnp\" data-start=\"2363\" data-end=\"2412\"\u003eProvides consistent spark for reliable ignition\u003c\/li\u003e\n\u003cli data-section-id=\"brzhvq\" data-start=\"2413\" data-end=\"2456\"\u003eHelps improve engine starting performance\u003c\/li\u003e\n\u003cli data-section-id=\"1kzdqii\" data-start=\"2457\" data-end=\"2493\"\u003eSupports smoother engine operation\u003c\/li\u003e\n\u003cli data-section-id=\"bhlry\" data-start=\"2494\" data-end=\"2526\"\u003eHelps maintain fuel efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"1997rye\" data-start=\"2527\" data-end=\"2571\"\u003eReduces risk of misfires and rough running\u003c\/li\u003e\n\u003cli data-section-id=\"hqu0ts\" data-start=\"2572\" data-end=\"2620\"\u003eSuitable for demanding commercial applications\u003c\/li\u003e\n\u003cli data-section-id=\"1h6ozzs\" data-start=\"2621\" data-end=\"2666\"\u003eEasy replacement during routine maintenance\u003c\/li\u003e\n\u003cli data-section-id=\"1t556bu\" data-start=\"2667\" data-end=\"2717\"\u003eCompatible with a wide range of Honda GX engines\u003c\/li\u003e\n\u003cli data-section-id=\"1v73knp\" data-start=\"2718\" data-end=\"2761\"\u003eHelps maximize overall engine performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2763\" data-end=\"2766\"\u003e\n\u003ch2 data-section-id=\"1w0sl8t\" data-start=\"2768\" data-end=\"2798\"\u003eCompatible Honda GX Engines\u003c\/h2\u003e\n\u003cp data-start=\"2800\" data-end=\"2847\"\u003eThe Torch F6RTC spark plug is commonly used in:\u003c\/p\u003e\n\u003cul data-start=\"2849\" data-end=\"2956\"\u003e\n\u003cli data-section-id=\"rblma4\" data-start=\"2849\" data-end=\"2866\"\u003e\u003cstrong data-start=\"2851\" data-end=\"2866\"\u003eHonda GX160\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"r9hbgp\" data-start=\"2867\" data-end=\"2884\"\u003e\u003cstrong data-start=\"2869\" data-end=\"2884\"\u003eHonda GX200\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"r9kedp\" data-start=\"2885\" data-end=\"2902\"\u003e\u003cstrong data-start=\"2887\" data-end=\"2902\"\u003eHonda GX240\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"r9mnu6\" data-start=\"2903\" data-end=\"2920\"\u003e\u003cstrong data-start=\"2905\" data-end=\"2920\"\u003eHonda GX270\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"ra8bm4\" data-start=\"2921\" data-end=\"2938\"\u003e\u003cstrong data-start=\"2923\" data-end=\"2938\"\u003eHonda GX340\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"ra1ctd\" data-start=\"2939\" data-end=\"2956\"\u003e\u003cstrong data-start=\"2941\" data-end=\"2956\"\u003eHonda GX390\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2958\" data-end=\"3042\"\u003eAlways verify engine specifications and spark plug requirements before installation.\u003c\/p\u003e\n\u003chr data-start=\"3044\" data-end=\"3047\"\u003e\n\u003ch2 data-section-id=\"1lkkng2\" data-start=\"3049\" data-end=\"3077\"\u003eInstallation Instructions\u003c\/h2\u003e\n\u003col data-start=\"3079\" data-end=\"3481\"\u003e\n\u003cli data-section-id=\"qegefl\" data-start=\"3079\" data-end=\"3134\"\u003eShut off the engine and allow it to cool completely.\u003c\/li\u003e\n\u003cli data-section-id=\"mce5f6\" data-start=\"3135\" data-end=\"3169\"\u003eDisconnect the spark plug wire.\u003c\/li\u003e\n\u003cli data-section-id=\"19fc0hf\" data-start=\"3170\" data-end=\"3239\"\u003eRemove the old spark plug using the appropriate spark plug socket.\u003c\/li\u003e\n\u003cli data-section-id=\"b140v4\" data-start=\"3240\" data-end=\"3326\"\u003eInspect and set the spark plug gap according to engine manufacturer specifications.\u003c\/li\u003e\n\u003cli data-section-id=\"ci608m\" data-start=\"3327\" data-end=\"3369\"\u003eInstall the new Torch F6RTC spark plug.\u003c\/li\u003e\n\u003cli data-section-id=\"fdaipo\" data-start=\"3370\" data-end=\"3421\"\u003eTighten to the recommended torque specification.\u003c\/li\u003e\n\u003cli data-section-id=\"l6b8rc\" data-start=\"3422\" data-end=\"3481\"\u003eReconnect the spark plug wire and test engine operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003chr data-start=\"3483\" data-end=\"3486\"\u003e\n\u003ch2 data-section-id=\"8fimbm\" data-start=\"3488\" data-end=\"3518\"\u003eMaintenance Recommendations\u003c\/h2\u003e\n\u003cul data-start=\"3520\" data-end=\"3852\"\u003e\n\u003cli data-section-id=\"jd3ino\" data-start=\"3520\" data-end=\"3582\"\u003eInspect spark plugs during routine engine service intervals.\u003c\/li\u003e\n\u003cli data-section-id=\"67787u\" data-start=\"3583\" data-end=\"3639\"\u003eReplace fouled, worn, or damaged spark plugs promptly.\u003c\/li\u003e\n\u003cli data-section-id=\"lemj2e\" data-start=\"3640\" data-end=\"3683\"\u003eCheck spark plug gap before installation.\u003c\/li\u003e\n\u003cli data-section-id=\"1vrqkr9\" data-start=\"3684\" data-end=\"3725\"\u003eKeep ignition components clean and dry.\u003c\/li\u003e\n\u003cli data-section-id=\"10ncswt\" data-start=\"3726\" data-end=\"3791\"\u003eFollow Honda engine maintenance schedules for best performance.\u003c\/li\u003e\n\u003cli data-section-id=\"o0utw\" data-start=\"3792\" data-end=\"3852\"\u003eStore replacement spark plugs in a clean, dry environment.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honda","offers":[{"title":"Default Title","offer_id":53395112755563,"sku":null,"price":3.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/3001SparkPlug.webp?v=1781544427"},{"product_id":"husqvarna-531008615-ngk-cmr6h-spark-plug-genuine-oem-replacement-spark-plug","title":"Husqvarna 531008615 NGK CMR6H Spark Plug – Genuine OEM Replacement Spark Plug","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 531008615\u003cbr\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Engine Ignition, Tune-Up \u0026amp; Spark Plug Components\u003cbr\u003e\u003cstrong\u003eType:\u003c\/strong\u003e NGK CMR6H Spark Plug – Genuine OEM Replacement Spark Plug\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eThe \u003cstrong\u003eHusqvarna 531008615 NGK CMR6H Spark Plug\u003c\/strong\u003e is a genuine OEM replacement ignition component designed for a wide range of compatible \u003cstrong\u003eHusqvarna chainsaws, string trimmers, brushcutters, hedge trimmers, and other outdoor power equipment\u003c\/strong\u003e. The plug threads directly into the engine cylinder and produces the electrical spark required to ignite the compressed air-fuel mixture inside the combustion chamber.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 531008615\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Husqvarna\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpark Plug Manufacturer:\u003c\/strong\u003e NGK\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpark Plug Model:\u003c\/strong\u003e CMR6H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Spark Plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Description:\u003c\/strong\u003e CMR6H NGK Spark Plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Engine Ignition Component\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Creates the Spark Required to Ignite the Air-Fuel Mixture\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Outdoor Power Equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Brand:\u003c\/strong\u003e Husqvarna\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional OEM Applications:\u003c\/strong\u003e Select Jonsered \/ RedMax \/ Ryobi Equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Diameter:\u003c\/strong\u003e 10 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Reach:\u003c\/strong\u003e 12.7 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHex Size:\u003c\/strong\u003e 16 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat Type:\u003c\/strong\u003e Flat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type:\u003c\/strong\u003e Solid\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Configuration:\u003c\/strong\u003e Non-Projected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Standard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNGK Stock Number:\u003c\/strong\u003e 3365\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Location:\u003c\/strong\u003e Engine Cylinder \/ Combustion Chamber\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Ignition \/ Engine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement Type:\u003c\/strong\u003e Direct OEM Replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Status:\u003c\/strong\u003e Genuine Husqvarna OEM Replacement Part\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 Spark Plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number Reference:\u003c\/strong\u003e 531008615\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternate Number Format:\u003c\/strong\u003e 531 00 86-15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 705788542659\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe dimensional and construction specifications above are documented for Husqvarna \u003cstrong\u003e531008615 \/ NGK CMR6H\u003c\/strong\u003e, and genuine-parts references list UPC \u003cstrong\u003e705788542659\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Husqvarna OEM replacement spark plug\u003c\/li\u003e\n\u003cli\u003eManufactured by NGK\u003c\/li\u003e\n\u003cli\u003eGenuine \u003cstrong\u003eCMR6H\u003c\/strong\u003e specification\u003c\/li\u003e\n\u003cli\u003eDesigned for compatible Husqvarna outdoor power equipment\u003c\/li\u003e\n\u003cli\u003eProvides the electrical spark required for combustion\u003c\/li\u003e\n\u003cli\u003eSupports reliable engine starting\u003c\/li\u003e\n\u003cli\u003eHelps maintain consistent ignition\u003c\/li\u003e\n\u003cli\u003eSupports efficient combustion when properly maintained\u003c\/li\u003e\n\u003cli\u003e10 mm threaded design\u003c\/li\u003e\n\u003cli\u003e12.7 mm thread reach\u003c\/li\u003e\n\u003cli\u003e16 mm hex\u003c\/li\u003e\n\u003cli\u003eFlat-seat configuration\u003c\/li\u003e\n\u003cli\u003eSolid terminal\u003c\/li\u003e\n\u003cli\u003eNon-projected tip\u003c\/li\u003e\n\u003cli\u003eSuitable for routine engine tune-ups and maintenance\u003c\/li\u003e\n\u003cli\u003eDirect replacement for multiple earlier Husqvarna spark-plug numbers\u003c\/li\u003e\n\u003cli\u003eUsed across compatible chainsaws, trimmers, brushcutters, hedge trimmers, and other equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eDocumented Husqvarna Applications\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e531008615 CMR6H Spark Plug\u003c\/strong\u003e is documented for numerous Husqvarna models and series, including select:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 224L\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 324HDA55X\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 324LDX\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 324LX\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 324RX\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 439\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 524 Series\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 545\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 545FX\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 545FXT\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 545RX\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 545RXT\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 550 XP\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 550 XP Mark II\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 550 XP G Mark II\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 555\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 560 XP\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 562 XP\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 585\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna 592 XP\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna T435\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna T540 XP\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHusqvarna T540 XP II\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eSelect additional Husqvarna chainsaws\u003c\/li\u003e\n\u003cli\u003eSelect Husqvarna trimmers and brushcutters\u003c\/li\u003e\n\u003cli\u003eSelect Husqvarna hedge trimmers\u003c\/li\u003e\n\u003cli\u003eSelect Husqvarna blowers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCurrent Husqvarna information also identifies the \u003cstrong\u003eNGK CMR6H\u003c\/strong\u003e for equipment including the 550 XP Mark II, T435, T540 XP, 545, 555, 560 XP, 562 XP, 585, 592 XP, 350BT, 580BTS, and numerous other models. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eExact compatibility should always be confirmed using the complete equipment model, product number, engine configuration, and production revision.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSpark Plug Function\u003c\/h2\u003e\n\u003cp\u003eThe spark plug is one of the central components of a gasoline engine's ignition system.\u003c\/p\u003e\n\u003cp\u003eDuring operation, the \u003cstrong\u003e531008615 CMR6H Spark Plug\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReceives high-voltage electrical energy from the ignition system\u003c\/li\u003e\n\u003cli\u003eProduces an electrical arc across its electrode gap\u003c\/li\u003e\n\u003cli\u003eIgnites the compressed air-fuel mixture\u003c\/li\u003e\n\u003cli\u003eInitiates combustion\u003c\/li\u003e\n\u003cli\u003eSupports repeated combustion cycles as the engine operates\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReplacement-parts documentation confirms that \u003cstrong\u003e531008615 screws into the cylinder and creates the electrical arc that ignites the fuel-air mixture inside the combustion chamber\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSuperseded \u0026amp; Cross-Reference Numbers\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHusqvarna 531008615\u003c\/strong\u003e replaces several earlier Husqvarna spark-plug references, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e514543001\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e5145430-01\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e521233501\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e5212335-01\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e574519601\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e5745196-01\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e590843801\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBoth \u003cstrong\u003e521233501\u003c\/strong\u003e and \u003cstrong\u003e574519601\u003c\/strong\u003e are specifically documented as superseded to \u003cstrong\u003e531008615\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eAdditional spark-plug references associated with the CMR6H specification include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eNGK CMR6H\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNGK 3365\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHonda 31916-Z0H-003\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBosch USR7AC\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eChampion RZ7C\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways verify equivalency for the specific engine before substituting another manufacturer's plug. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eCommon Reasons for Replacement\u003c\/h2\u003e\n\u003cp\u003eReplacement of the \u003cstrong\u003e531008615 NGK CMR6H Spark Plug\u003c\/strong\u003e may be appropriate if the existing plug has:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBecome carbon fouled\u003c\/li\u003e\n\u003cli\u003eDeveloped worn electrodes\u003c\/li\u003e\n\u003cli\u003eBecome oil fouled\u003c\/li\u003e\n\u003cli\u003eDeveloped excessive deposits\u003c\/li\u003e\n\u003cli\u003eSustained physical damage\u003c\/li\u003e\n\u003cli\u003eDeveloped a cracked insulator\u003c\/li\u003e\n\u003cli\u003eBecome corroded\u003c\/li\u003e\n\u003cli\u003eDeveloped an incorrect or excessive electrode gap\u003c\/li\u003e\n\u003cli\u003eReached the manufacturer's recommended maintenance interval\u003c\/li\u003e\n\u003cli\u003eBecome unable to provide reliable ignition\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSpark plugs naturally experience electrode wear because they operate directly within the combustion environment. Carbon buildup, overheating, and contamination can accelerate deterioration. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePossible Signs of a Worn Spark Plug\u003c\/h2\u003e\n\u003cp\u003eA worn or fouled spark plug may contribute to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDifficult starting\u003c\/li\u003e\n\u003cli\u003eEngine misfires\u003c\/li\u003e\n\u003cli\u003eRough running\u003c\/li\u003e\n\u003cli\u003eUnstable idle\u003c\/li\u003e\n\u003cli\u003ePoor acceleration\u003c\/li\u003e\n\u003cli\u003eReduced engine power\u003c\/li\u003e\n\u003cli\u003eIntermittent ignition\u003c\/li\u003e\n\u003cli\u003eEngine stalling\u003c\/li\u003e\n\u003cli\u003eIncreased starting attempts\u003c\/li\u003e\n\u003cli\u003ePoor combustion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese symptoms can also result from carburetor, fuel-system, compression, ignition-module, air-filter, or other engine problems, so proper diagnosis is recommended.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSpark Plug Inspection\u003c\/h2\u003e\n\u003cp\u003eWhen servicing the spark plug, inspect the:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCenter electrode\u003c\/li\u003e\n\u003cli\u003eGround electrode\u003c\/li\u003e\n\u003cli\u003eCeramic insulator\u003c\/li\u003e\n\u003cli\u003eTerminal\u003c\/li\u003e\n\u003cli\u003eThreads\u003c\/li\u003e\n\u003cli\u003eElectrode gap\u003c\/li\u003e\n\u003cli\u003eSpark plug boot\u003c\/li\u003e\n\u003cli\u003eIgnition lead\u003c\/li\u003e\n\u003cli\u003eCylinder-head threads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe condition of the old spark plug can also provide useful information about combustion and engine condition.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003cp\u003eA spark plug wrench is required for removal and installation on applicable equipment. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWhen replacing the spark plug:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eShut off the engine and allow it to cool.\u003c\/li\u003e\n\u003cli\u003eDisconnect the spark plug boot.\u003c\/li\u003e\n\u003cli\u003eClean debris from around the spark plug opening.\u003c\/li\u003e\n\u003cli\u003eRemove the existing plug using the appropriate spark plug wrench.\u003c\/li\u003e\n\u003cli\u003eInspect the old plug for abnormal deposits or damage.\u003c\/li\u003e\n\u003cli\u003eVerify the replacement plug specification and electrode gap.\u003c\/li\u003e\n\u003cli\u003eThread the new plug into the cylinder carefully by hand initially.\u003c\/li\u003e\n\u003cli\u003eTighten it according to the applicable Husqvarna service specification.\u003c\/li\u003e\n\u003cli\u003eReinstall the spark plug boot securely.\u003c\/li\u003e\n\u003cli\u003eStart the engine and verify normal operation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003chr\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify compatibility with your exact Husqvarna equipment model, product number, serial number, and engine configuration before ordering.\u003c\/li\u003e\n\u003cli\u003eMatch \u003cstrong\u003epart number 531008615\u003c\/strong\u003e or the specified \u003cstrong\u003eNGK CMR6H\u003c\/strong\u003e plug with your equipment documentation.\u003c\/li\u003e\n\u003cli\u003eThe OEM description is \u003cstrong\u003e“CMR6H NGK Spark Plug.”\u003c\/strong\u003e \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe plug has a \u003cstrong\u003e10 mm thread diameter, 12.7 mm thread reach, and 16 mm hex\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe seat type is \u003cstrong\u003eflat\u003c\/strong\u003e and the tip configuration is \u003cstrong\u003enon-projected\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eNGK stock\/reference number for the CMR6H is \u003cstrong\u003e3365\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e521233501\u003c\/strong\u003e is a documented previous Husqvarna part number superseded by 531008615. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e574519601\u003c\/strong\u003e is also documented as superseded by 531008615. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdditional replacement references include \u003cstrong\u003e514543001 and 590843801\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eDo not select a spark plug based solely on thread diameter or physical appearance.\u003c\/li\u003e\n\u003cli\u003eSpark plugs can differ in thread reach, heat range, resistor design, electrode configuration, seat style, and required gap.\u003c\/li\u003e\n\u003cli\u003eUsing an incorrect spark plug can cause poor engine performance and potentially result in engine damage.\u003c\/li\u003e\n\u003cli\u003eAlways use the spark plug type specified for the exact engine.\u003c\/li\u003e\n\u003cli\u003eCheck the electrode gap before installation and adjust only according to the applicable equipment manufacturer's specification.\u003c\/li\u003e\n\u003cli\u003eDo not assume one gap specification applies to every engine using a CMR6H plug.\u003c\/li\u003e\n\u003cli\u003eNever force the spark plug into the cylinder-head threads.\u003c\/li\u003e\n\u003cli\u003eStart installation by hand to reduce the risk of cross-threading.\u003c\/li\u003e\n\u003cli\u003eDo not overtighten the plug.\u003c\/li\u003e\n\u003cli\u003eInspect the spark plug boot and ignition lead for damage while servicing the plug.\u003c\/li\u003e\n\u003cli\u003eKeep dirt and debris from entering the cylinder while the plug is removed.\u003c\/li\u003e\n\u003cli\u003eAllow the engine to cool before removing the spark plug.\u003c\/li\u003e\n\u003cli\u003eA recently operated spark plug, cylinder, and muffler can be extremely hot.\u003c\/li\u003e\n\u003cli\u003eIf a replacement plug quickly becomes fouled again, inspect the engine and fuel system for an underlying problem.\u003c\/li\u003e\n\u003cli\u003eThis listing is for \u003cstrong\u003eone Husqvarna 531008615 NGK CMR6H Spark Plug only\u003c\/strong\u003e unless otherwise specified.\u003c\/li\u003e\n\u003cli\u003eMatch \u003cstrong\u003eHusqvarna 531008615 \/ NGK CMR6H\u003c\/strong\u003e with your equipment's OEM documentation before ordering to ensure proper fitment.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Husqvarna","offers":[{"title":"Default Title","offer_id":53752021713259,"sku":"531008615","price":8.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/531008615.avif?v=1787266755"},{"product_id":"husqvarna-590844301-hqt-8-resistor-spark-plug-replacement-lawn-garden-equipment-engine-ignition-component","title":"Husqvarna 590844301 HQT-8 Resistor Spark Plug – Replacement Lawn \u0026 Garden Equipment Engine Ignition Component","description":"\u003cp data-pm-slice=\"1 3 []\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 590844301\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCategory:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Husqvarna Lawn \u0026amp; Garden Equipment Replacement Parts\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eType:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Replacement HQT-8 Resistor Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHusqvarna 590844301 HQT-8 Resistor Spark Plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a replacement engine ignition component designed for compatible Husqvarna lawn and garden equipment. Featuring the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHQT-8 resistor spark plug configuration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this component helps deliver the electrical spark required to ignite the air-fuel mixture inside the combustion chamber of a compatible gasoline engine.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 590844301\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Husqvarna\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Resistor Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eComponent Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engine Ignition Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSpark Plug Designation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e HQT-8\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eIgnition Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Resistor Type\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Gasoline Engine Ignition System\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFunction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Air-Fuel Mixture Ignition\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSystem:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Small Engine Ignition and Combustion Assembly\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eEquipment Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Select Husqvarna Lawn \u0026amp; Garden Equipment and Compatible Engine Models\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e New\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eFeatures \u0026amp; Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplacement \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHusqvarna HQT-8 resistor spark plug\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for compatible Husqvarna lawn and garden equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures the specified HQT-8 spark plug configuration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIntegrated resistor design helps reduce ignition-related electrical interference\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides the ignition spark required for gasoline engine combustion\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps support dependable engine starting when properly installed\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupports consistent combustion and smooth engine operation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides a replacement for worn, fouled, damaged, or defective spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps restore proper ignition performance when spark plug wear is the cause of operating problems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for use with appropriately matched small engine ignition systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupports reliable operation of compatible outdoor power equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for routine engine maintenance and tune-up procedures\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps maintain proper engine ignition characteristics\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePractical replacement component for residential lawn equipment servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for professional landscaping equipment maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupports continued engine serviceability through regular spark plug inspection and replacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompatible Husqvarna lawn and garden equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHQT-8 spark plug replacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSmall gasoline engine ignition maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLawn mower engine servicing where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eString trimmer ignition system maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eChainsaw engine servicing where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLeaf blower ignition system maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplacement of worn or fouled spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEngine starting system troubleshooting\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRoutine small engine tune-ups\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eResidential outdoor power equipment maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCommercial landscaping equipment servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePreventive engine ignition maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRestoration of compatible gasoline engine ignition systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Notes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epart number 590844301\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e before ordering\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThis listing is for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ereplacement HQT-8 resistor spark plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, not a complete ignition system or engine\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm compatibility with your specific Husqvarna equipment model and product number\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the engine manufacturer, engine model, and engine specifications before purchasing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume compatibility with all Husqvarna lawn mowers, chainsaws, trimmers, or outdoor power equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHQT-8 designation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e against the manufacturer's recommended spark plug specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the required thread diameter, thread reach, hex size, heat range, and electrode configuration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the correct spark plug gap using the engine manufacturer's specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume a universal spark plug gap applies to all compatible engines\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSimilar-looking spark plugs may differ in heat range, resistance characteristics, thread dimensions, or ignition compatibility\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not substitute a spark plug with an incorrect heat range or thread configuration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify whether the engine requires a resistor-type spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm compatibility with the existing ignition coil, spark plug boot, and ignition system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume a spark plug wrench, ignition boot, or additional installation accessories are included\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFollow the equipment and engine manufacturers' installation and maintenance instructions\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eShut off the engine and allow it to cool completely before replacing the spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDisconnect the spark plug wire or ignition boot before beginning maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eKeep dirt and debris away from the spark plug opening during removal and installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect the existing spark plug for carbon buildup, oil deposits, electrode wear, or physical damage\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCheck the replacement spark plug for shipping damage before installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the electrode gap using an appropriate spark plug gap gauge where required\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not modify the spark plug electrodes unless adjustment is permitted by the manufacturer\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eStart threading the spark plug by hand to help prevent cross-threading\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTighten the spark plug according to the engine manufacturer's specified torque requirements\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAvoid overtightening, which may damage the spark plug or cylinder head threads\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEnsure the ignition boot is securely connected after installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNever touch the spark plug or ignition components while the engine is running\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSpark plug replacement may not resolve problems caused by fuel delivery, carburetion, compression, or other ignition system faults\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect and replace spark plugs according to the manufacturer's recommended maintenance intervals\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTest engine starting and operation according to manufacturer instructions after installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm current specifications, engine compatibility, and included quantity before ordering\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Husqvarna","offers":[{"title":"Default Title","offer_id":54134381904235,"sku":"590844301","price":6.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/590844301.jpg?v=1792449318"},{"product_id":"ngk-6578-bpr4es-resistor-spark-plug-replacement-lawn-garden-equipment-engine-ignition-component","title":"NGK 6578 BPR4ES Resistor Spark Plug – Replacement Lawn \u0026 Garden Equipment Engine Ignition Component","description":"\u003cp data-pm-slice=\"1 3 []\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6578\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCategory:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Lawn \u0026amp; Garden Equipment Replacement Parts\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eType:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Replacement BPR4ES Resistor Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 6578 BPR4ES Resistor Spark Plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a replacement engine ignition component designed for compatible gasoline-powered lawn and garden equipment. Featuring the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBPR4ES spark plug designation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this component delivers the electrical spark required to ignite the air-fuel mixture inside the engine's combustion chamber, supporting reliable starting and consistent engine operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6578\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e NGK\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSpark Plug Model:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e BPR4ES\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Resistor Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eComponent Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engine Ignition Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThread Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 14 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThread Reach:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 19 mm (3\/4\")\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHex Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 20.8 mm (13\/16\")\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHeat Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e NGK 4\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eResistor Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eInsulator Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Projected Insulator\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eElectrode Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Standard Ground Electrode\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Gasoline Engine Ignition Systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFunction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Air-Fuel Mixture Ignition\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSystem:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engine Ignition and Combustion Assembly\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eEquipment Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Select Lawn \u0026amp; Garden Equipment Engines Specifying NGK BPR4ES\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e New\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eFeatures \u0026amp; Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eNGK 6578 BPR4ES replacement spark plug\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures the specified \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBPR4ES resistor spark plug configuration\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for compatible gasoline-powered engines\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIntegrated resistor helps suppress ignition-related electrical interference\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides the electrical spark required for combustion\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures a 14 mm threaded configuration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures a 19 mm thread reach\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUses the NGK 4 heat range designation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProjected insulator design supports the intended ignition characteristics\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps maintain dependable engine starting when properly installed\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupports consistent combustion and smooth engine operation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides a replacement for worn, fouled, or damaged spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps restore ignition performance when spark plug deterioration is the cause of operating problems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for routine small engine maintenance and tune-up procedures\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupports reliable operation of compatible outdoor power equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePractical replacement component for residential and professional equipment servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompatible gasoline-powered lawn and garden equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSmall engine spark plug replacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLawn mower engine maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRiding lawn mower engine servicing where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLawn tractor ignition system maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eGarden tractor engine servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOutdoor power equipment engine tune-ups\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplacement of worn or fouled spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEngine starting system troubleshooting\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRoutine gasoline engine maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eResidential lawn equipment servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCommercial landscaping equipment maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePreventive engine ignition system inspection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRestoration of compatible engine ignition systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEquipment specifying NGK BPR4ES spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Notes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK part number 6578\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e before ordering\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBPR4ES spark plug designation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e against your engine manufacturer's specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThis listing is for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ereplacement resistor spark plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, not a complete ignition system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm compatibility with your specific equipment and engine model\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume compatibility with all lawn mowers, tractors, or outdoor power equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the engine manufacturer's recommended spark plug type before purchasing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the required \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e14 mm thread diameter and 19 mm thread reach\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the correct hex size, heat range, and electrode configuration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 4 heat range\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e must match the engine manufacturer's requirements\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not substitute a spark plug with an incorrect heat range\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the correct electrode gap using the engine manufacturer's specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume the factory electrode gap is correct for every compatible engine\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify whether the engine requires a resistor-type spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSimilar-looking spark plugs may differ in heat range, thread reach, resistance, or electrode design\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume interchangeability with other NGK spark plug models based on appearance alone\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm compatibility with the existing ignition coil, spark plug boot, and ignition system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume installation tools or additional ignition components are included\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFollow the equipment and engine manufacturers' installation instructions\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eShut off the engine and allow it to cool completely before replacing the spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDisconnect the spark plug wire or ignition boot before beginning maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eKeep dirt and debris away from the spark plug opening during removal and installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect the original spark plug for carbon buildup, oil deposits, electrode wear, or physical damage\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCheck the replacement spark plug for damage before installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the electrode gap using an appropriate spark plug gap gauge\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAdjust the gap only when permitted by the manufacturer and without damaging the electrodes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eStart threading the spark plug by hand to help prevent cross-threading\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTighten the spark plug according to the engine manufacturer's specified torque requirements\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAvoid overtightening, which may damage the cylinder head threads or spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEnsure the spark plug boot is securely connected after installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNever touch the spark plug or ignition components while the engine is running\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSpark plug replacement may not resolve problems caused by fuel delivery, carburetion, compression, or other ignition system faults\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect and replace spark plugs according to the manufacturer's recommended maintenance schedule\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTest engine starting and operation according to manufacturer instructions after installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm current specifications, engine compatibility, and included quantity before ordering\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":54146171339115,"sku":null,"price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/NGK6578.jpg?v=1792508523"},{"product_id":"ngk-6703-bpmr7a-solid-terminal-resistor-spark-plug-replacement-lawn-garden-equipment-engine-ignition-component","title":"NGK 6703 BPMR7A Solid Terminal Resistor Spark Plug – Replacement Lawn \u0026 Garden Equipment Engine Ignition Component","description":"\u003cp data-pm-slice=\"1 3 []\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6703\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCategory:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Lawn \u0026amp; Garden Equipment Replacement Parts\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eType:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Replacement BPMR7A Solid Terminal Resistor Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 6703 BPMR7A Solid Terminal Resistor Spark Plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a replacement engine ignition component designed for compatible gasoline-powered lawn and garden equipment. Featuring the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBPMR7A spark plug designation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this component delivers the electrical spark required to ignite the air-fuel mixture inside the engine's combustion chamber, supporting dependable starting and consistent engine performance.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6703\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e NGK\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSpark Plug Model:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e BPMR7A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Solid Terminal Resistor Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eComponent Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engine Ignition Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThread Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 14 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThread Reach:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 9.5 mm (3\/8\")\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHex Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 19 mm (3\/4\")\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHeat Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e NGK 7\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eResistor Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eTerminal Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Solid Terminal\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eElectrode Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Standard Ground Electrode\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Small Gasoline Engine Ignition Systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFunction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Air-Fuel Mixture Ignition\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSystem:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engine Ignition and Combustion Assembly\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eEquipment Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Select Lawn \u0026amp; Garden Equipment Engines Specifying NGK BPMR7A\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e New\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eFeatures \u0026amp; Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eNGK 6703 BPMR7A replacement spark plug\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures the specified \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBPMR7A resistor spark plug configuration\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for compatible gasoline-powered small engines\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSolid terminal design supports a secure connection with appropriately matched ignition boots\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIntegrated resistor helps suppress ignition-related electrical interference\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides the electrical spark required for engine combustion\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures a 14 mm threaded configuration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures a 9.5 mm thread reach\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUses the NGK 7 heat range designation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompact configuration suitable for designated small engine applications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps support dependable engine starting when properly installed\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupports consistent combustion and smooth engine operation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides a replacement for worn, fouled, or damaged spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps restore ignition performance when spark plug deterioration is the cause of operating problems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for routine small engine maintenance and tune-up procedures\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePractical replacement component for residential and professional outdoor power equipment servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompatible gasoline-powered lawn and garden equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSmall engine spark plug replacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eChainsaw engine maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eString trimmer ignition system servicing where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLeaf blower engine maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHedge trimmer engine servicing where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBrush cutter ignition system maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOutdoor power equipment engine tune-ups\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplacement of worn or fouled spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEngine starting system troubleshooting\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRoutine gasoline engine maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eResidential lawn equipment servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProfessional landscaping equipment maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePreventive engine ignition system inspection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEquipment specifying NGK BPMR7A spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Notes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK part number 6703\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e before ordering\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBPMR7A spark plug designation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e against your engine manufacturer's specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThis listing is for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ereplacement solid terminal resistor spark plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, not a complete ignition system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm compatibility with your specific equipment and engine model\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume compatibility with all chainsaws, string trimmers, leaf blowers, or outdoor power equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the engine manufacturer's recommended spark plug type before purchasing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the required \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e14 mm thread diameter and 9.5 mm thread reach\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the correct hex size, heat range, and electrode configuration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 7 heat range\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e must match the engine manufacturer's requirements\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not substitute a spark plug with an incorrect heat range\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the correct electrode gap using the engine manufacturer's specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume the factory electrode gap is correct for every compatible engine\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify whether the engine requires a resistor-type spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003esolid terminal configuration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is compatible with the existing spark plug boot\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSimilar-looking spark plugs may differ in thread reach, heat range, terminal design, or resistance characteristics\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume interchangeability with other NGK spark plug models based on appearance alone\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm compatibility with the existing ignition coil, spark plug boot, and ignition system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume installation tools or additional ignition components are included\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFollow the equipment and engine manufacturers' installation instructions\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eShut off the engine and allow it to cool completely before replacing the spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDisconnect the spark plug wire or ignition boot before beginning maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eKeep dirt and debris away from the spark plug opening during removal and installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect the original spark plug for carbon buildup, oil deposits, electrode wear, or physical damage\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCheck the replacement spark plug for damage before installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the electrode gap using an appropriate spark plug gap gauge\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAdjust the gap only when permitted by the manufacturer and without damaging the electrodes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eStart threading the spark plug by hand to help prevent cross-threading\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTighten the spark plug according to the engine manufacturer's specified torque requirements\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAvoid overtightening, which may damage the cylinder head threads or spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEnsure the spark plug boot is securely connected after installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNever touch the spark plug or ignition components while the engine is running\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSpark plug replacement may not resolve problems caused by fuel delivery, carburetion, compression, or other ignition system faults\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect and replace spark plugs according to the manufacturer's recommended maintenance schedule\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTest engine starting and operation according to manufacturer instructions after installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm current specifications, engine compatibility, and included quantity before ordering\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":54146194506091,"sku":null,"price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/NGKBPMR7A.webp?v=1792508754"},{"product_id":"ngk-3365-cmr6h-resistor-spark-plug-replacement-lawn-garden-equipment-engine-ignition-component","title":"NGK 3365 CMR6H Resistor Spark Plug – Replacement Lawn \u0026 Garden Equipment Engine Ignition Component","description":"\u003cp data-pm-slice=\"1 3 []\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3365\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCategory:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Lawn \u0026amp; Garden Equipment Replacement Parts\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eType:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Replacement CMR6H Resistor Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 3365 CMR6H Resistor Spark Plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a replacement engine ignition component designed for compatible gasoline-powered lawn and garden equipment. Featuring the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCMR6H spark plug designation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this component delivers the electrical spark required to ignite the air-fuel mixture inside the engine's combustion chamber, helping support dependable starting, consistent combustion, and smooth engine operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3365\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e NGK\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSpark Plug Model:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e CMR6H\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Resistor Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eComponent Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engine Ignition Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThread Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 10 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThread Reach:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 12.7 mm (1\/2\")\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHex Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 16 mm (5\/8\")\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHeat Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e NGK 6\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eResistor Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eElectrode Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Standard Ground Electrode\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Small Gasoline Engine Ignition Systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFunction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Air-Fuel Mixture Ignition\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSystem:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engine Ignition and Combustion Assembly\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eEquipment Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Select Lawn \u0026amp; Garden Equipment Engines Specifying NGK CMR6H\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e New\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eFeatures \u0026amp; Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eNGK 3365 CMR6H replacement spark plug\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures the specified \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCMR6H resistor spark plug configuration\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for compatible gasoline-powered small engines\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIntegrated resistor helps suppress ignition-related electrical interference\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides the electrical spark required for engine combustion\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures a compact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10 mm threaded configuration\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12.7 mm thread reach\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUses the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 6 heat range designation\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompact design suitable for designated small engine applications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps support dependable engine starting when properly installed\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupports consistent combustion and smooth engine operation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides a replacement for worn, fouled, or damaged spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps restore ignition performance when spark plug deterioration is the cause of operating problems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for use with appropriately matched engine ignition systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for routine engine maintenance and tune-up procedures\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePractical replacement component for residential and professional outdoor power equipment servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompatible gasoline-powered lawn and garden equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSmall engine spark plug replacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eString trimmer ignition system maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLeaf blower engine servicing where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHedge trimmer engine maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBrush cutter ignition system servicing where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eChainsaw engine maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOutdoor power equipment engine tune-ups\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplacement of worn or fouled spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEngine starting system troubleshooting\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRoutine gasoline engine maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eResidential lawn equipment servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProfessional landscaping equipment maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePreventive engine ignition system inspection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEquipment specifying NGK CMR6H spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Notes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK part number 3365\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e before ordering\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCMR6H spark plug designation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e against your engine manufacturer's specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThis listing is for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ereplacement resistor spark plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, not a complete ignition system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm compatibility with your specific equipment and engine model\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume compatibility with all string trimmers, chainsaws, leaf blowers, or other outdoor power equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the engine manufacturer's recommended spark plug type before purchasing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the required \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10 mm thread diameter and 12.7 mm thread reach\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the correct hex size, heat range, and electrode configuration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 6 heat range\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e must match the engine manufacturer's requirements\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not substitute a spark plug with an incorrect heat range\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the correct electrode gap using the engine manufacturer's specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume the factory electrode gap is correct for every compatible engine\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify whether the engine requires a resistor-type spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSimilar-looking spark plugs may differ in thread diameter, thread reach, heat range, or resistance characteristics\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume interchangeability with other NGK spark plug models based on appearance alone\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm compatibility with the existing ignition coil, spark plug boot, and ignition system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume installation tools or additional ignition components are included\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFollow the equipment and engine manufacturers' installation instructions\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eShut off the engine and allow it to cool completely before replacing the spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDisconnect the spark plug wire or ignition boot before beginning maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eKeep dirt and debris away from the spark plug opening during removal and installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect the original spark plug for carbon buildup, oil deposits, electrode wear, or physical damage\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCheck the replacement spark plug for damage before installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the electrode gap using an appropriate spark plug gap gauge\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAdjust the gap only when permitted by the manufacturer and without damaging the electrodes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eStart threading the spark plug by hand to help prevent cross-threading\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTighten the spark plug according to the engine manufacturer's specified torque requirements\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAvoid overtightening, which may damage the cylinder head threads or spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEnsure the spark plug boot is securely connected after installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNever touch the spark plug or ignition components while the engine is running\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSpark plug replacement may not resolve problems caused by fuel delivery, carburetion, compression, or other ignition system faults\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect and replace spark plugs according to the manufacturer's recommended maintenance schedule\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTest engine starting and operation according to manufacturer instructions after installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm current specifications, engine compatibility, and included quantity before ordering\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":54146229436779,"sku":null,"price":6.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/NGKCMR6H.avif?v=1792509020"},{"product_id":"ngk-4008-bpr6es-solid-terminal-resistor-spark-plug-replacement-lawn-garden-equipment-engine-ignition-component","title":"NGK 4008 BPR6ES Solid Terminal Resistor Spark Plug – Replacement Lawn \u0026 Garden Equipment Engine Ignition Component","description":"\u003cp data-pm-slice=\"1 3 []\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4008\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCategory:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Lawn \u0026amp; Garden Equipment Replacement Parts\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eType:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Replacement BPR6ES Solid Terminal Resistor Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 4008 BPR6ES Solid Terminal Resistor Spark Plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a replacement engine ignition component designed for compatible gasoline-powered lawn and garden equipment. Featuring the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBPR6ES spark plug designation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this component delivers the electrical spark required to ignite the air-fuel mixture inside the engine's combustion chamber, helping support dependable starting, consistent combustion, and smooth engine operation.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 4008\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e NGK\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSpark Plug Model:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e BPR6ES\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Solid Terminal Resistor Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eComponent Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engine Ignition Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThread Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 14 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThread Reach:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 19 mm (3\/4\")\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHex Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 20.8 mm (13\/16\")\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHeat Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e NGK 6\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eResistor Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eTerminal Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Solid Terminal\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eInsulator Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Projected Insulator\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eElectrode Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Standard Ground Electrode\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Gasoline Engine Ignition Systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFunction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Air-Fuel Mixture Ignition\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSystem:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engine Ignition and Combustion Assembly\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eEquipment Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Select Lawn \u0026amp; Garden Equipment Engines Specifying NGK BPR6ES\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e New\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eFeatures \u0026amp; Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eNGK 4008 BPR6ES replacement spark plug\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures the specified \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBPR6ES resistor spark plug configuration\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for compatible gasoline-powered engines\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSolid terminal design supports a secure connection with appropriately matched ignition boots\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIntegrated resistor helps suppress ignition-related electrical interference\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides the electrical spark required for engine combustion\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e14 mm threaded configuration\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e19 mm thread reach\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUses the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 6 heat range designation\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProjected insulator design supports the intended ignition characteristics\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps maintain dependable engine starting when properly installed\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupports consistent combustion and smooth engine operation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides a replacement for worn, fouled, or damaged spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps restore ignition performance when spark plug deterioration is the cause of operating problems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for routine small engine maintenance and tune-up procedures\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePractical replacement component for residential and professional equipment servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompatible gasoline-powered lawn and garden equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSmall engine spark plug replacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLawn mower engine maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRiding lawn mower engine servicing where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLawn tractor ignition system maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eGarden tractor engine servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOutdoor power equipment engine tune-ups\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplacement of worn or fouled spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEngine starting system troubleshooting\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRoutine gasoline engine maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eResidential lawn equipment servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCommercial landscaping equipment maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePreventive engine ignition system inspection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRestoration of compatible engine ignition systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEquipment specifying NGK BPR6ES spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Notes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK part number 4008\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e before ordering\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBPR6ES spark plug designation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e against your engine manufacturer's specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThis listing is for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ereplacement solid terminal resistor spark plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, not a complete ignition system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm compatibility with your specific equipment and engine model\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume compatibility with all lawn mowers, tractors, or outdoor power equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the engine manufacturer's recommended spark plug type before purchasing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the required \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e14 mm thread diameter and 19 mm thread reach\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the correct hex size, heat range, and electrode configuration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 6 heat range\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e must match the engine manufacturer's requirements\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not substitute a spark plug with an incorrect heat range\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the correct electrode gap using the engine manufacturer's specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume the factory electrode gap is correct for every compatible engine\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify whether the engine requires a resistor-type spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003esolid terminal configuration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is compatible with the existing spark plug boot\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSimilar-looking spark plugs may differ in heat range, thread reach, terminal design, or resistance characteristics\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume interchangeability with other NGK spark plug models based on appearance alone\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm compatibility with the existing ignition coil, spark plug boot, and ignition system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume installation tools or additional ignition components are included\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFollow the equipment and engine manufacturers' installation instructions\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eShut off the engine and allow it to cool completely before replacing the spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDisconnect the spark plug wire or ignition boot before beginning maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eKeep dirt and debris away from the spark plug opening during removal and installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect the original spark plug for carbon buildup, oil deposits, electrode wear, or physical damage\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCheck the replacement spark plug for damage before installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the electrode gap using an appropriate spark plug gap gauge\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAdjust the gap only when permitted by the manufacturer and without damaging the electrodes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eStart threading the spark plug by hand to help prevent cross-threading\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTighten the spark plug according to the engine manufacturer's specified torque requirements\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAvoid overtightening, which may damage the cylinder head threads or spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEnsure the spark plug boot is securely connected after installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNever touch the spark plug or ignition components while the engine is running\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSpark plug replacement may not resolve problems caused by fuel delivery, carburetion, compression, or other ignition system faults\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect and replace spark plugs according to the manufacturer's recommended maintenance schedule\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTest engine starting and operation according to manufacturer instructions after installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm current specifications, engine compatibility, and included quantity before ordering\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":54164819509611,"sku":null,"price":4.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/NGKBPR6ES.avif?v=1792596006"},{"product_id":"ngk-3066-cmr7h-resistor-spark-plug-replacement-lawn-garden-equipment-engine-ignition-component","title":"NGK 3066 CMR7H Resistor Spark Plug – Replacement Lawn \u0026 Garden Equipment Engine Ignition Component","description":"\u003cp data-pm-slice=\"1 3 []\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3066\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCategory:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Lawn \u0026amp; Garden Equipment Replacement Parts\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eType:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Replacement CMR7H Resistor Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 3066 CMR7H Resistor Spark Plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a replacement engine ignition component designed for compatible gasoline-powered lawn and garden equipment. Featuring the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCMR7H spark plug designation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this component delivers the electrical spark required to ignite the air-fuel mixture inside the engine's combustion chamber, helping support dependable starting, consistent combustion, and smooth engine operation.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3066\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e NGK\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSpark Plug Model:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e CMR7H\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Resistor Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eComponent Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engine Ignition Spark Plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThread Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 10 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eThread Reach:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 12.7 mm (1\/2\")\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHex Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 16 mm (5\/8\")\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eHeat Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e NGK 7\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eResistor Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eElectrode Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Standard Ground Electrode\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Small Gasoline Engine Ignition Systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFunction:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Air-Fuel Mixture Ignition\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSystem:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Engine Ignition and Combustion Assembly\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eEquipment Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Select Lawn \u0026amp; Garden Equipment Engines Specifying NGK CMR7H\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e New\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eFeatures \u0026amp; Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eNGK 3066 CMR7H replacement spark plug\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures the specified \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCMR7H resistor spark plug configuration\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for compatible gasoline-powered small engines\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIntegrated resistor helps suppress ignition-related electrical interference\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides the electrical spark required for engine combustion\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures a compact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10 mm threaded configuration\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFeatures a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e12.7 mm thread reach\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUses the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 7 heat range designation\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompact design suitable for designated small engine applications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps support dependable engine starting when properly installed\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSupports consistent combustion and smooth engine operation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProvides a replacement for worn, fouled, or damaged spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps restore ignition performance when spark plug deterioration is the cause of operating problems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for use with appropriately matched engine ignition systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for routine engine maintenance and tune-up procedures\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePractical replacement component for residential and professional outdoor power equipment servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCompatible gasoline-powered lawn and garden equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSmall engine spark plug replacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eString trimmer ignition system maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLeaf blower engine servicing where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHedge trimmer engine maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBrush cutter ignition system servicing where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eChainsaw engine maintenance where compatible\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOutdoor power equipment engine tune-ups\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplacement of worn or fouled spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEngine starting system troubleshooting\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRoutine gasoline engine maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eResidential lawn equipment servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eProfessional landscaping equipment maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePreventive engine ignition system inspection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEquipment specifying NGK CMR7H spark plugs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eImportant Notes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK part number 3066\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e before ordering\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCMR7H spark plug designation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e against your engine manufacturer's specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThis listing is for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ereplacement resistor spark plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, not a complete ignition system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm compatibility with your specific equipment and engine model\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume compatibility with all string trimmers, chainsaws, leaf blowers, or other outdoor power equipment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the engine manufacturer's recommended spark plug type before purchasing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the required \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10 mm thread diameter and 12.7 mm thread reach\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the correct hex size, heat range, and electrode configuration\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNGK 7 heat range\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e must match the engine manufacturer's requirements\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not substitute a spark plug with an incorrect heat range\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm the correct electrode gap using the engine manufacturer's specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume the factory electrode gap is correct for every compatible engine\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify whether the engine requires a resistor-type spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSimilar-looking spark plugs may differ in thread diameter, thread reach, heat range, or resistance characteristics\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume interchangeability with other NGK spark plug models based on appearance alone\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm compatibility with the existing ignition coil, spark plug boot, and ignition system\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume installation tools or additional ignition components are included\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFollow the equipment and engine manufacturers' installation instructions\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eShut off the engine and allow it to cool completely before replacing the spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDisconnect the spark plug wire or ignition boot before beginning maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eKeep dirt and debris away from the spark plug opening during removal and installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect the original spark plug for carbon buildup, oil deposits, electrode wear, or physical damage\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCheck the replacement spark plug for damage before installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify the electrode gap using an appropriate spark plug gap gauge\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAdjust the gap only when permitted by the manufacturer and without damaging the electrodes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eStart threading the spark plug by hand to help prevent cross-threading\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTighten the spark plug according to the engine manufacturer's specified torque requirements\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAvoid overtightening, which may damage the cylinder head threads or spark plug\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEnsure the spark plug boot is securely connected after installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNever touch the spark plug or ignition components while the engine is running\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSpark plug replacement may not resolve problems caused by fuel delivery, carburetion, compression, or other ignition system faults\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect and replace spark plugs according to the manufacturer's recommended maintenance schedule\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTest engine starting and operation according to manufacturer instructions after installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm current specifications, engine compatibility, and included quantity before ordering\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":54164886192491,"sku":null,"price":5.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/NGKCMR7H.webp?v=1792596276"}],"url":"https:\/\/generalsprayers.com\/collections\/spark-plugs-1.oembed","provider":"GeneralSprayers","version":"1.0","type":"link"}