{"product_id":"husqvarna-510916301-piston-pin-8488b82600-genuine-oem-replacement-engine-component","title":"Husqvarna 510916301 Piston Pin 8488B82600 – Genuine OEM Replacement Engine 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 markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 510916301\u003cbr\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Small Engine, Piston \u0026amp; Crankshaft Components\u003cbr\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Piston Pin 8488B82600 – Genuine OEM Replacement Engine Component\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eThe \u003cstrong\u003eHusqvarna 510916301 Piston Pin 8488B82600\u003c\/strong\u003e is a genuine OEM replacement engine component designed for select \u003cstrong\u003eHusqvarna Group outdoor power equipment and compatible small-engine applications\u003c\/strong\u003e. Official Husqvarna Group illustrated parts documentation identifies \u003cstrong\u003e510916301\u003c\/strong\u003e specifically as \u003cstrong\u003e“PIN.PISTON”\u003c\/strong\u003e and shows it installed within the engine assembly alongside the piston, piston rings, bearing, cylinder, and crankshaft.\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 510916301\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Husqvarna\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Piston Pin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Description:\u003c\/strong\u003e PIN.PISTON\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Designation:\u003c\/strong\u003e 8488B82600\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternate Description:\u003c\/strong\u003e Wrist Pin \/ Gudgeon Pin \/ Engine Piston Pin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Internal Engine Component\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Application:\u003c\/strong\u003e Small Gasoline Engine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Cylinder \/ Piston \/ Crankshaft Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Connects the Piston to the Connecting-Rod Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Equipment:\u003c\/strong\u003e Select Husqvarna Group Outdoor Power Equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Location:\u003c\/strong\u003e Inside Engine Piston Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAssociated Components:\u003c\/strong\u003e Piston \/ Piston Rings \/ Retaining Rings \/ Connecting Rod \/ Bearing \/ Crankshaft\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 OEM 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 Piston Pin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number Reference:\u003c\/strong\u003e 510916301\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Reference:\u003c\/strong\u003e 8488B82600\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlternate Number Format:\u003c\/strong\u003e 510 91 63-01\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOfficial Husqvarna Group parts documentation specifies \u003cstrong\u003e510916301 PIN.PISTON\u003c\/strong\u003e with a quantity of one in compatible engine assemblies. \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 OEM replacement piston pin\u003c\/li\u003e\n\u003cli\u003eFactory-designated \u003cstrong\u003ePIN.PISTON\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eComponent designation \u003cstrong\u003e8488B82600\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned for compatible small-engine piston assemblies\u003c\/li\u003e\n\u003cli\u003eConnects the piston with the connecting-rod assembly\u003c\/li\u003e\n\u003cli\u003eSupports proper piston articulation during engine operation\u003c\/li\u003e\n\u003cli\u003eHelps transfer combustion force through the rotating assembly\u003c\/li\u003e\n\u003cli\u003eApplication-specific OEM dimensions\u003c\/li\u003e\n\u003cli\u003eDesigned for use with corresponding piston and bearing components\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper internal engine alignment\u003c\/li\u003e\n\u003cli\u003eSuitable for replacing worn, scored, or damaged piston pins\u003c\/li\u003e\n\u003cli\u003eDirect replacement for equipment specifying \u003cstrong\u003e510916301\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned to maintain the original engine configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003ePiston Pin Function\u003c\/h2\u003e\n\u003cp\u003eThe piston pin is a critical mechanical connection within a reciprocating engine.\u003c\/p\u003e\n\u003cp\u003eDuring operation, combustion pressure forces the piston downward inside the cylinder. This linear piston movement must be transferred to the connecting rod and ultimately converted into crankshaft rotation.\u003c\/p\u003e\n\u003cp\u003eThe piston pin forms the connection between the:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePiston → Piston Pin → Connecting Rod → Crankshaft\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis connection allows the connecting rod to pivot as the piston travels up and down through the cylinder.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eEngine Assembly Location\u003c\/h2\u003e\n\u003cp\u003eOfficial Husqvarna Group engine diagrams position \u003cstrong\u003e510916301\u003c\/strong\u003e directly alongside the major piston and crankshaft components.\u003c\/p\u003e\n\u003cp\u003eFor example, compatible engine assemblies document:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCylinder\u003c\/li\u003e\n\u003cli\u003eCylinder gasket\u003c\/li\u003e\n\u003cli\u003eCrankcase\u003c\/li\u003e\n\u003cli\u003eOil seals\u003c\/li\u003e\n\u003cli\u003ePiston\u003c\/li\u003e\n\u003cli\u003ePiston rings\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e510916301 Piston Pin\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eRetaining rings\u003c\/li\u003e\n\u003cli\u003ePiston-pin bearing\u003c\/li\u003e\n\u003cli\u003eCrankshaft\u003c\/li\u003e\n\u003cli\u003eIgnition components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis confirms that \u003cstrong\u003e510916301\u003c\/strong\u003e is an internal engine component within the piston\/crankshaft assembly. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePiston \u0026amp; Pin Relationship\u003c\/h2\u003e\n\u003cp\u003eThe piston pin passes through the applicable piston bosses and connecting-rod assembly, creating the pivot point necessary for engine operation.\u003c\/p\u003e\n\u003cp\u003eAs the crankshaft rotates:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eThe connecting rod changes angle.\u003c\/li\u003e\n\u003cli\u003eThe piston pin allows the required pivoting movement.\u003c\/li\u003e\n\u003cli\u003eThe piston continues traveling vertically through the cylinder.\u003c\/li\u003e\n\u003cli\u003eReciprocating movement is converted into crankshaft rotation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eBecause the pin operates under repeated load and at high engine speeds, proper fit and surface condition are important.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePiston Pin Bearing\u003c\/h2\u003e\n\u003cp\u003eOfficial engine documentation shows a separate bearing used in the same assembly as \u003cstrong\u003e510916301\u003c\/strong\u003e. For example, compatible configurations list \u003cstrong\u003e576402701 Bearing\u003c\/strong\u003e adjacent to the piston pin and crankshaft components. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWhenever replacing the piston pin, inspect the corresponding bearing for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRoughness\u003c\/li\u003e\n\u003cli\u003eExcessive clearance\u003c\/li\u003e\n\u003cli\u003eDiscoloration\u003c\/li\u003e\n\u003cli\u003eScoring\u003c\/li\u003e\n\u003cli\u003eMissing or damaged rollers\u003c\/li\u003e\n\u003cli\u003eHeat damage\u003c\/li\u003e\n\u003cli\u003eAbnormal wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA damaged bearing can quickly damage a replacement piston pin.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePiston Inspection\u003c\/h2\u003e\n\u003cp\u003eWhen replacing \u003cstrong\u003e510916301\u003c\/strong\u003e, carefully inspect the piston.\u003c\/p\u003e\n\u003cp\u003eCheck for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eScoring\u003c\/li\u003e\n\u003cli\u003eCracks\u003c\/li\u003e\n\u003cli\u003eExcessive wear\u003c\/li\u003e\n\u003cli\u003eDamaged pin bores\u003c\/li\u003e\n\u003cli\u003eHeat discoloration\u003c\/li\u003e\n\u003cli\u003eCarbon buildup\u003c\/li\u003e\n\u003cli\u003eDistortion\u003c\/li\u003e\n\u003cli\u003eSeizure marks\u003c\/li\u003e\n\u003cli\u003eExcessive clearance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOfficial parts documentation identifies the piston as a separate component from \u003cstrong\u003e510916301\u003c\/strong\u003e, meaning the piston is not automatically included with the replacement pin. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003ePiston Ring Inspection\u003c\/h2\u003e\n\u003cp\u003eThe piston rings should also be inspected while the engine is disassembled.\u003c\/p\u003e\n\u003cp\u003eCheck for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBroken rings\u003c\/li\u003e\n\u003cli\u003eExcessive wear\u003c\/li\u003e\n\u003cli\u003eScoring\u003c\/li\u003e\n\u003cli\u003eCarbon buildup\u003c\/li\u003e\n\u003cli\u003eRings stuck in their grooves\u003c\/li\u003e\n\u003cli\u003eLoss of tension\u003c\/li\u003e\n\u003cli\u003eDamaged piston ring grooves\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOfficial engine diagrams show the piston rings as separate service components within the same engine assembly. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eRetaining Ring Inspection\u003c\/h2\u003e\n\u003cp\u003ePiston pins commonly use retaining components to prevent unwanted lateral movement.\u003c\/p\u003e\n\u003cp\u003eOfficial compatible engine diagrams list retaining rings separately alongside \u003cstrong\u003e510916301\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eInspect applicable retaining components for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDistortion\u003c\/li\u003e\n\u003cli\u003eCracks\u003c\/li\u003e\n\u003cli\u003eLoss of tension\u003c\/li\u003e\n\u003cli\u003eExcessive wear\u003c\/li\u003e\n\u003cli\u003eDamage during removal\u003c\/li\u003e\n\u003cli\u003eImproper seating\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDamaged retaining components should not be reused where replacement is required.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eCrankshaft \u0026amp; Connecting Rod Inspection\u003c\/h2\u003e\n\u003cp\u003eBecause the piston pin transfers force into the connecting rod and crankshaft, inspect the lower engine assembly when piston-pin damage is discovered.\u003c\/p\u003e\n\u003cp\u003eLook for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExcessive connecting-rod play\u003c\/li\u003e\n\u003cli\u003eBearing damage\u003c\/li\u003e\n\u003cli\u003eRough crankshaft movement\u003c\/li\u003e\n\u003cli\u003eHeat discoloration\u003c\/li\u003e\n\u003cli\u003eScoring\u003c\/li\u003e\n\u003cli\u003eAbnormal clearance\u003c\/li\u003e\n\u003cli\u003eEvidence of insufficient lubrication\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSevere piston-pin wear can sometimes indicate a broader internal engine problem.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eCommon Reasons for Replacement\u003c\/h2\u003e\n\u003cp\u003eReplacement of the \u003cstrong\u003e510916301 Piston Pin\u003c\/strong\u003e may be appropriate if the original component has:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBecome scored\u003c\/li\u003e\n\u003cli\u003eDeveloped excessive wear\u003c\/li\u003e\n\u003cli\u003eDeveloped grooves\u003c\/li\u003e\n\u003cli\u003eBecome discolored from excessive heat\u003c\/li\u003e\n\u003cli\u003eSustained bearing damage\u003c\/li\u003e\n\u003cli\u003eDeveloped excessive clearance\u003c\/li\u003e\n\u003cli\u003eBecome distorted\u003c\/li\u003e\n\u003cli\u003eSustained engine seizure damage\u003c\/li\u003e\n\u003cli\u003eDeveloped damaged contact surfaces\u003c\/li\u003e\n\u003cli\u003eBeen damaged during engine disassembly\u003c\/li\u003e\n\u003cli\u003eBecome unsuitable for reuse during an engine rebuild\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003ePossible Signs of Piston Pin or Internal Engine Wear\u003c\/h2\u003e\n\u003cp\u003eDepending on the engine and severity of the problem, internal piston-pin wear may contribute to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAbnormal engine knocking\u003c\/li\u003e\n\u003cli\u003eMechanical tapping\u003c\/li\u003e\n\u003cli\u003eExcessive internal play\u003c\/li\u003e\n\u003cli\u003eIncreased vibration\u003c\/li\u003e\n\u003cli\u003eReduced engine performance\u003c\/li\u003e\n\u003cli\u003eInternal engine noise\u003c\/li\u003e\n\u003cli\u003ePiston instability\u003c\/li\u003e\n\u003cli\u003eAccelerated piston or bearing wear\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese symptoms can also result from crankshaft, connecting-rod, piston, cylinder, bearing, or other internal engine problems.\u003c\/p\u003e\n\u003cp\u003eProper diagnosis is recommended before replacing individual internal components.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eCylinder Inspection\u003c\/h2\u003e\n\u003cp\u003eWhenever the piston assembly is removed, inspect the cylinder bore for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eScoring\u003c\/li\u003e\n\u003cli\u003eScratches\u003c\/li\u003e\n\u003cli\u003eTransfer material\u003c\/li\u003e\n\u003cli\u003eExcessive wear\u003c\/li\u003e\n\u003cli\u003eHeat damage\u003c\/li\u003e\n\u003cli\u003eCracks\u003c\/li\u003e\n\u003cli\u003eAbnormal discoloration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInstalling a new piston pin into an engine with severe cylinder or piston damage may not correct the underlying problem.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eLubrication Importance\u003c\/h2\u003e\n\u003cp\u003eThe piston pin and its associated bearing operate under repeated mechanical loading and require the lubrication provided by the engine's intended lubrication system.\u003c\/p\u003e\n\u003cp\u003eInsufficient lubrication can contribute to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eExcessive friction\u003c\/li\u003e\n\u003cli\u003eOverheating\u003c\/li\u003e\n\u003cli\u003eScoring\u003c\/li\u003e\n\u003cli\u003eBearing failure\u003c\/li\u003e\n\u003cli\u003ePiston-pin wear\u003c\/li\u003e\n\u003cli\u003eConnecting-rod damage\u003c\/li\u003e\n\u003cli\u003eEngine seizure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways use the fuel, oil, and lubrication specifications required for the exact equipment and engine.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation Considerations\u003c\/h2\u003e\n\u003cp\u003eBefore replacing \u003cstrong\u003e510916301\u003c\/strong\u003e:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eShut down the equipment completely.\u003c\/li\u003e\n\u003cli\u003eAllow the engine and exhaust components to cool.\u003c\/li\u003e\n\u003cli\u003eDisconnect the spark plug.\u003c\/li\u003e\n\u003cli\u003eDrain fuel where required for safe engine disassembly.\u003c\/li\u003e\n\u003cli\u003eRemove the necessary engine covers and components.\u003c\/li\u003e\n\u003cli\u003eAccess the cylinder and piston assembly.\u003c\/li\u003e\n\u003cli\u003eNote the original piston and retaining-ring orientation.\u003c\/li\u003e\n\u003cli\u003eRemove the applicable piston-pin retainers.\u003c\/li\u003e\n\u003cli\u003eCarefully remove the original piston pin.\u003c\/li\u003e\n\u003cli\u003eInspect the piston-pin bearing.\u003c\/li\u003e\n\u003cli\u003eInspect the piston and connecting rod.\u003c\/li\u003e\n\u003cli\u003eInspect the cylinder and crankshaft assembly.\u003c\/li\u003e\n\u003cli\u003eLubricate components as specified during assembly.\u003c\/li\u003e\n\u003cli\u003eInstall the replacement \u003cstrong\u003e510916301 Piston Pin\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eInstall the required retaining components correctly.\u003c\/li\u003e\n\u003cli\u003eVerify smooth piston and connecting-rod articulation.\u003c\/li\u003e\n\u003cli\u003eReassemble the engine according to the applicable service procedure.\u003c\/li\u003e\n\u003cli\u003eVerify proper engine operation before returning the equipment to normal service.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation Precautions\u003c\/h2\u003e\n\u003cp\u003eDuring installation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eKeep all internal engine components clean\u003c\/li\u003e\n\u003cli\u003ePrevent dirt from entering the crankcase\u003c\/li\u003e\n\u003cli\u003eDo not force the piston pin through misaligned components\u003c\/li\u003e\n\u003cli\u003eAvoid scratching the pin surface\u003c\/li\u003e\n\u003cli\u003eInspect the pin bearing before reassembly\u003c\/li\u003e\n\u003cli\u003eVerify correct piston orientation\u003c\/li\u003e\n\u003cli\u003eInstall retaining rings securely\u003c\/li\u003e\n\u003cli\u003eAvoid damaging the piston-pin bores\u003c\/li\u003e\n\u003cli\u003eFollow the specified lubrication procedure\u003c\/li\u003e\n\u003cli\u003eReplace damaged gaskets and seals as necessary during reassembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInternal engine components require precise fit and alignment.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVerify compatibility with your exact equipment model, product number, engine configuration, and production revision before ordering.\u003c\/li\u003e\n\u003cli\u003eMatch \u003cstrong\u003epart number 510916301\u003c\/strong\u003e directly with the applicable OEM illustrated parts documentation.\u003c\/li\u003e\n\u003cli\u003eOfficial Husqvarna Group documentation identifies \u003cstrong\u003e510916301 as “PIN.PISTON.”\u003c\/strong\u003e \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe associated component designation is \u003cstrong\u003e8488B82600\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eThis is an \u003cstrong\u003einternal engine piston component\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eIt is not a general-purpose equipment pin.\u003c\/li\u003e\n\u003cli\u003eThe piston is a separate component.\u003c\/li\u003e\n\u003cli\u003eThe piston rings are separate components.\u003c\/li\u003e\n\u003cli\u003eThe piston-pin retaining rings are separate components.\u003c\/li\u003e\n\u003cli\u003eThe piston-pin bearing is a separate component.\u003c\/li\u003e\n\u003cli\u003eOfficial engine documentation shows each of these components separately within compatible assemblies. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eUse \u003cstrong\u003e510916301\u003c\/strong\u003e as the primary fitment reference.\u003c\/li\u003e\n\u003cli\u003eDo not select a replacement piston pin solely by approximate diameter or length.\u003c\/li\u003e\n\u003cli\u003ePiston pins can differ in diameter, length, surface finish, material, and engine application.\u003c\/li\u003e\n\u003cli\u003eDo not grind, shorten, or otherwise modify the piston pin.\u003c\/li\u003e\n\u003cli\u003eInspect the piston-pin bearing whenever replacing the pin.\u003c\/li\u003e\n\u003cli\u003eInspect the piston pin bores for excessive wear.\u003c\/li\u003e\n\u003cli\u003eCheck the connecting rod for abnormal play or damage.\u003c\/li\u003e\n\u003cli\u003eInspect the piston and cylinder for scoring.\u003c\/li\u003e\n\u003cli\u003eDetermine the cause of any severe heat or seizure damage before reassembly.\u003c\/li\u003e\n\u003cli\u003eKeep all internal engine components exceptionally clean during service.\u003c\/li\u003e\n\u003cli\u003eMake sure retaining rings are correctly seated before reassembling the cylinder.\u003c\/li\u003e\n\u003cli\u003eReplace damaged gaskets and seals separately as required.\u003c\/li\u003e\n\u003cli\u003eFollow the applicable engine service procedure and torque specifications during reassembly.\u003c\/li\u003e\n\u003cli\u003eDisconnect the spark plug and safely handle fuel before performing internal engine repairs.\u003c\/li\u003e\n\u003cli\u003eThis listing is for \u003cstrong\u003eone Husqvarna 510916301 Piston Pin 8488B82600 only\u003c\/strong\u003e unless otherwise specified. Piston, piston rings, retaining rings, bearing, cylinder, crankshaft, gaskets, seals, and other engine components are sold separately unless explicitly included.\u003c\/li\u003e\n\u003cli\u003eMatch \u003cstrong\u003e510916301\u003c\/strong\u003e with your equipment's OEM parts documentation before ordering to ensure proper fitment.\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":53753356190059,"sku":"510916301","price":5.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/husqvarnalogo_0a66ce0d-c3f0-4129-98cc-6ecd7cf09ba4.jpg?v=1787323096","url":"https:\/\/generalsprayers.com\/products\/husqvarna-510916301-piston-pin-8488b82600-genuine-oem-replacement-engine-component","provider":"GeneralSprayers","version":"1.0","type":"link"}