{"product_id":"wiseco-tracker-piston-kit-96-to-103-4-375-stroke-10-5-1-020-k0210p2","title":"Wiseco Tracker Piston Kit - 96 TO 103 4.375\" Stroke 10.5:1 +.020 — Harley-Davidson (1999-2017)","description":"\u003cp\u003eWiseco Tracker piston kit for 96–103 cubic inch V-twin engines with 4.375\" stroke and 10.5:1 compression ratio, forged with generous valve pockets and ArmorGlide skirt coating. Includes precision rings, force-fed pin oiling, and all necessary hardware for a complete top-end rebuild.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eForged piston crown with big-valve pockets\u003c\/li\u003e\n  \u003cli\u003ePrecision-fit rings for ultimate sealing\u003c\/li\u003e\n  \u003cli\u003eForce-fed pin oiling for enhanced lubrication\u003c\/li\u003e\n  \u003cli\u003eArmorGlide skirt coating reduces friction and scuff risk\u003c\/li\u003e\n  \u003cli\u003eManufactured in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Wiseco\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e K0210P2\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngine Displacement:\u003c\/strong\u003e 96–103 cubic inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStroke:\u003c\/strong\u003e 4.375 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompression Ratio:\u003c\/strong\u003e 10.5:1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOversizing:\u003c\/strong\u003e +.020 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 9.5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 4.87 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 4 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.75 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e United States of America\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits 96–103 cubic inch V-twin motorcycle engines with 4.375\" stroke configuration. Confirm your engine displacement and stroke measurement before ordering.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eDoes this kit include gaskets and seals?\u003c\/h3\u003e\n\u003cp\u003eThe piston kit includes the piston, rings, and pin hardware. Gasket kits are sold separately and must be ordered based on your engine type.\u003c\/p\u003e\n\u003ch3\u003eWhat is the +.020 oversizing?\u003c\/h3\u003e\n\u003cp\u003eThe +.020 means the piston diameter is 0.020 inch larger than stock. Your cylinder must be bored and honed to +.020 spec for proper fit.\u003c\/p\u003e\n\u003ch3\u003eIs the piston pin oiling improved over stock?\u003c\/h3\u003e\n\u003cp\u003eYes — force-fed pin oiling delivers better lubrication to the piston pin than stock designs, reducing wear at high rpm.\u003c\/p\u003e\n\u003ch3\u003eCan I use this on a stock-displacement engine or only on bored bikes?\u003c\/h3\u003e\n\u003cp\u003eThis piston is sized at +.020 oversizing, so your engine must be bored. Stock piston kits are available separately.\u003c\/p\u003e\n\u003ch3\u003eIs installation straightforward for a qualified mechanic?\u003c\/h3\u003e\n\u003cp\u003eYes, if you have experience with top-end rebuilds. Proper ring gap setting, piston pin installation, and correct bore honing are essential for reliability.\u003c\/p\u003e","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":53035850563695,"sku":"K0210P2","price":1096000.0,"currency_code":"COP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/a743-5c818a776c2db_3d84f362-50e7-400b-8073-2cd02e722ef3.jpg?v=1777529734","url":"https:\/\/vtwinbikers.com\/en-co\/products\/wiseco-tracker-piston-kit-96-to-103-4-375-stroke-10-5-1-020-k0210p2","provider":"Vtwinbikers","version":"1.0","type":"link"}