{"product_id":"husqvarna-544200001-decompression-valve-replacement-lawn-garden-equipment-engine-decompression-valve-component","title":"Husqvarna 544200001 Decompression Valve – Replacement Lawn \u0026 Garden Equipment Engine Decompression Valve Component","description":"\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--sticky-padding-top)\" dir=\"auto\"\u003e\u003c\/section\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-8 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden min-h-8 relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"streaming-animation LR5Y_W_content markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 544200001\u003cbr\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Lawn \u0026amp; Garden Equipment Replacement Parts\u003cbr\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Decompression Valve – Replacement Lawn \u0026amp; Garden Equipment Engine Decompression Valve Component\u003c\/p\u003e\n\u003chr\u003e\n\u003cp dir=\"auto\"\u003eThe \u003cstrong\u003eHusqvarna 544200001 Decompression Valve\u003c\/strong\u003e is a replacement engine decompression component designed for compatible \u003cstrong\u003eHusqvarna lawn and garden equipment\u003c\/strong\u003e. Installed within the applicable engine assembly, the decompression valve temporarily reduces cylinder compression during starting, helping decrease the force required to crank or pull-start the engine. It is suitable for replacing a leaking, sticking, damaged, carbon-fouled, broken, or otherwise unserviceable decompression valve when Husqvarna part number 544200001 is specified.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2 dir=\"auto\"\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 544200001\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Husqvarna\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Decompression Valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Replacement Engine Decompression Valve Component\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Lawn \u0026amp; Garden Equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Engine Compression \u0026amp; Starting System\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Temporary Compression Reduction During Engine Starting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2 dir=\"auto\"\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReplacement \u003cstrong\u003eengine decompression valve\u003c\/strong\u003e for compatible Husqvarna equipment\u003c\/li\u003e\n\u003cli\u003eDesigned for installation within the applicable engine or cylinder assembly\u003c\/li\u003e\n\u003cli\u003eTemporarily reduces cylinder compression during the engine-starting process\u003c\/li\u003e\n\u003cli\u003eHelps reduce the pulling or cranking force required to rotate the engine during startup\u003c\/li\u003e\n\u003cli\u003eSupports easier starting when used with the correct engine configuration\u003c\/li\u003e\n\u003cli\u003eDesigned to work with the engine's compression and combustion system according to the original equipment design\u003c\/li\u003e\n\u003cli\u003eHelps restore proper starting-system operation when the original decompression valve becomes damaged or unserviceable\u003c\/li\u003e\n\u003cli\u003eProvides a part-number-specific replacement rather than relying solely on valve appearance or thread dimensions\u003c\/li\u003e\n\u003cli\u003eSuitable for replacing a \u003cstrong\u003esticking, leaking, carbon-fouled, damaged, broken, worn, or unserviceable\u003c\/strong\u003e decompression valve\u003c\/li\u003e\n\u003cli\u003eUseful for engine maintenance, starting-system repair, and equipment restoration\u003c\/li\u003e\n\u003cli\u003eDirect replacement option when \u003cstrong\u003eHusqvarna part number 544200001\u003c\/strong\u003e is specified\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2 dir=\"auto\"\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHusqvarna lawn and garden equipment\u003c\/li\u003e\n\u003cli\u003eCompatible Husqvarna outdoor power equipment\u003c\/li\u003e\n\u003cli\u003eSmall-engine starting systems\u003c\/li\u003e\n\u003cli\u003eEngine cylinder assemblies\u003c\/li\u003e\n\u003cli\u003eEngine compression systems\u003c\/li\u003e\n\u003cli\u003eManual-start engine assemblies where applicable\u003c\/li\u003e\n\u003cli\u003eEngine starting and compression-system maintenance\u003c\/li\u003e\n\u003cli\u003eReplacement of damaged or malfunctioning decompression valves\u003c\/li\u003e\n\u003cli\u003eApplications specifying \u003cstrong\u003eHusqvarna 544200001\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2 dir=\"auto\"\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify \u003cstrong\u003epart number 544200001\u003c\/strong\u003e before ordering\u003c\/li\u003e\n\u003cli\u003eConfirm compatibility with your specific Husqvarna equipment model and engine configuration\u003c\/li\u003e\n\u003cli\u003eThe supplied product information identifies this component as a \u003cstrong\u003eDecompression Valve\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe exact equipment and engine models associated with this decompression valve are \u003cstrong\u003enot identified in the supplied product information\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDo not assume this component fits every Husqvarna engine equipped with a decompression system\u003c\/li\u003e\n\u003cli\u003eDo not assume this component is specifically for a \u003cstrong\u003echainsaw, cut-off saw, trimmer, brush cutter, blower, mower, or other particular equipment type\u003c\/strong\u003e unless confirmed by the applicable Husqvarna parts information\u003c\/li\u003e\n\u003cli\u003eThe exact \u003cstrong\u003ethread diameter, thread pitch, valve dimensions, operating pressure, material, sealing configuration, and installation torque\u003c\/strong\u003e are not identified in the supplied product information\u003c\/li\u003e\n\u003cli\u003eSimilar-looking decompression valves can differ in \u003cstrong\u003ethread specifications, dimensions, sealing surfaces, operating characteristics, and engine compatibility\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompare the original valve's \u003cstrong\u003epart number, threads, overall dimensions, sealing configuration, mounting location, and installed orientation\u003c\/strong\u003e before ordering\u003c\/li\u003e\n\u003cli\u003eA decompression valve is intended to reduce compression \u003cstrong\u003eduring starting\u003c\/strong\u003e and should not create a continuous compression leak during normal engine operation\u003c\/li\u003e\n\u003cli\u003eA sticking or leaking valve may contribute to \u003cstrong\u003ehard starting, reduced compression, poor engine performance, or an inability to start\u003c\/strong\u003e, depending on the specific engine and condition\u003c\/li\u003e\n\u003cli\u003eExcessive resistance when pulling the starter does not automatically indicate a defective decompression valve; inspect the complete starting and engine system before replacing components\u003c\/li\u003e\n\u003cli\u003eInspect the associated \u003cstrong\u003ecylinder, valve mounting threads, sealing surface, starter assembly, recoil components, spark plug, and related engine components\u003c\/strong\u003e for wear or damage\u003c\/li\u003e\n\u003cli\u003eCheck the valve and surrounding area for \u003cstrong\u003ecarbon deposits, contamination, damaged threads, leakage, or other conditions\u003c\/strong\u003e that could affect operation\u003c\/li\u003e\n\u003cli\u003eIf excessive carbon accumulation is present, inspect the engine for contributing operating or combustion conditions as appropriate\u003c\/li\u003e\n\u003cli\u003eMake sure the valve mounting area and sealing surfaces are \u003cstrong\u003eclean and undamaged\u003c\/strong\u003e before installation\u003c\/li\u003e\n\u003cli\u003ePrevent dirt, carbon particles, metal debris, or other contamination from entering the cylinder or combustion chamber during service\u003c\/li\u003e\n\u003cli\u003eUse the correct installation procedure and torque specification for the applicable engine; excessive tightening may damage the \u003cstrong\u003evalve, threads, cylinder, or sealing surfaces\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDo not use thread sealant, locking compound, washers, or additional sealing materials unless specified for the particular engine application\u003c\/li\u003e\n\u003cli\u003eDo not \u003cstrong\u003egrind, drill, cut, reshape, rethread, modify, or otherwise alter\u003c\/strong\u003e the decompression valve to force compatibility\u003c\/li\u003e\n\u003cli\u003eThis listing is for the \u003cstrong\u003edecompression valve\u003c\/strong\u003e; do not assume that \u003cstrong\u003egaskets, seals, cylinder components, starter components, spark plugs, installation tools, or mounting hardware\u003c\/strong\u003e are included unless specifically stated\u003c\/li\u003e\n\u003cli\u003eShut off the equipment, allow the engine to cool completely, and disconnect the \u003cstrong\u003espark plug, battery, or other power source\u003c\/strong\u003e before servicing the engine\u003c\/li\u003e\n\u003cli\u003eExercise caution when working around the cylinder and combustion system, as engine components may remain hot after operation\u003c\/li\u003e\n\u003cli\u003eAfter installation, verify proper \u003cstrong\u003evalve seating, sealing, starting operation, compression behavior, and engine performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCheck for abnormal \u003cstrong\u003ecompression loss, leakage, unusual noise, hard starting, or loose components\u003c\/strong\u003e before returning the equipment to normal service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Husqvarna","offers":[{"title":"Default Title","offer_id":53896274510187,"sku":"544200001","price":38.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/544200001.jpg?v=1790100348","url":"https:\/\/generalsprayers.com\/products\/husqvarna-544200001-decompression-valve-replacement-lawn-garden-equipment-engine-decompression-valve-component","provider":"GeneralSprayers","version":"1.0","type":"link"}