{"product_id":"wiseco-tracker-piston-kit-96-to-103-4-375-stroke-10-5-1-std-k0210ps","title":"Wiseco Tracker Piston Kit - 96 TO 103 4.375\" Stroke 10.5:1 STD — Harley-Davidson Softail Heritage Classic, Road King, Softail Fat Boy (1999-2026)","description":"\u003cp\u003eWiseco Tracker piston kit for V-twin engines with 4.375\" stroke, 96–103 cubic inch displacement, and 10.5:1 compression ratio. Forged construction with ArmorGlide skirt coating reduces friction and scuff risk, while force-fed pin oiling keeps the piston pin lubricated under load.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eForged piston crown with large valve pockets\u003c\/li\u003e\n  \u003cli\u003ePrecision-fit rings for superior sealing\u003c\/li\u003e\n  \u003cli\u003eForce-fed pin oiling for enhanced lubrication\u003c\/li\u003e\n  \u003cli\u003eArmorGlide skirt coating reduces friction and scuffing\u003c\/li\u003e\n  \u003cli\u003eMade in the United States\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 K0210PS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplacement:\u003c\/strong\u003e 96–103 cu in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStroke:\u003c\/strong\u003e 4.375 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompression Ratio:\u003c\/strong\u003e 10.5:1\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 V-twin motorcycles with 4.375\" stroke in the 96–103 cubic inch range, including Harley-Davidson and Indian Motorcycle models.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat compression ratio is this kit?\u003c\/h3\u003e\n\u003cp\u003e10.5:1 — a moderate boost for bolt-on heads and higher-octane fuel without requiring extensive machine work.\u003c\/p\u003e\n\u003ch3\u003eAre gasket kits included?\u003c\/h3\u003e\n\u003cp\u003eNo — gasket kits are sold separately. Order the matching gasket set for your engine when you order this piston kit.\u003c\/p\u003e\n\u003ch3\u003eWill this fit my 96\" Harley?\u003c\/h3\u003e\n\u003cp\u003eThis kit is rated for 96–103 cu in engines with a 4.375\" stroke. Verify your engine displacement and stroke before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhat's the advantage of ArmorGlide coating?\u003c\/h3\u003e\n\u003cp\u003eArmorGlide reduces piston-to-cylinder wall friction, lowers operating temperature, and improves scuff resistance during break-in and under load.\u003c\/p\u003e\n\u003ch3\u003eIs installation a DIY job?\u003c\/h3\u003e\n\u003cp\u003ePiston installation requires engine removal and machine work — including honing the cylinders, measuring clearances, and proper ring-end-gap checking. Use a qualified machine shop or experienced engine builder.\u003c\/p\u003e","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":53035850629231,"sku":"K0210PS","price":1096000.0,"currency_code":"COP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/a743-5c818a776c2db_a70493e3-e3a0-4465-9e23-c05d0d77da97.jpg?v=1777529735","url":"https:\/\/vtwinbikers.com\/en-co\/products\/wiseco-tracker-piston-kit-96-to-103-4-375-stroke-10-5-1-std-k0210ps","provider":"Vtwinbikers","version":"1.0","type":"link"}