{"product_id":"wiseco-tracker-piston-kit-evo-dome-big-twin-1340-10-1-std-k0216ps","title":"Wiseco Tracker Piston Kit 10:1 Standard Bore - Harley Evolution Big Twin","description":"\u003c!-- vt:seo-start --\u003e\n\u003cdiv class=\"vt-brand-bio\" style=\"background:#f6f6f6;border-left:4px solid #c8102e;padding:14px 18px;margin:0 0 20px;border-radius:4px;\"\u003e\n\u003ch2 style=\"margin:0 0 6px;font-size:1.05em;\"\u003eAbout Wiseco\u003c\/h2\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.6;\"\u003eWiseco has forged pistons in Mentor, Ohio since 1941, supplying everything from factory race teams to big-bore street builds. Forged construction is what lets a V-twin survive higher compression and more cylinder pressure than the stock cast piston was designed for.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"line-height:1.65;\"\u003eUpgrade your Harley Evolution Big Twin with the Wiseco Tracker Piston Kit, designed for standard bore cylinders. This kit increases your compression to 10:1, delivering a noticeable boost in power and throttle response. Each piston is forged for superior strength and features advanced coatings to reduce friction and extend engine life.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 6px;\"\u003eWhy riders pick this\u003c\/h3\u003e\u003cul style=\"padding-left:20px;margin:0 0 16px;\"\u003e\n\u003cli style=\"margin:3px 0;\"\u003eForged dome crown for increased strength and higher compression\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003e10:1 compression ratio enhances power output\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eStandard bore size for direct replacement\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eArmorGlide skirt coating reduces friction and wear\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003ePrecision rings ensure superior sealing and performance\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eDesigned for Evolution Big Twin 1340cc engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOptimizing your Evolution Big Twin's performance often starts with the pistons, and this Wiseco Tracker Piston Kit provides a solid foundation. Engineered for a 10:1 compression ratio, these pistons unlock more power and efficiency from your engine. The forged construction ensures they can withstand the rigors of performance riding, while specialized coatings reduce wear and contribute to a quieter, smoother running engine.\u003c\/p\u003e\u003ch3\u003eDurability Meets Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eForged dome crown with generous valve pockets for performance heads\u003c\/li\u003e\n\u003cli\u003ePrecision-fit rings ensure optimal cylinder sealing and power delivery\u003c\/li\u003e\n\u003cli\u003eForce-fed pin oiling system enhances lubrication in critical areas\u003c\/li\u003e\n\u003cli\u003eArmorGlide skirt coating minimizes friction and resists scuffing\u003c\/li\u003e\n\u003cli\u003eManufactured in the USA for quality and reliability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eUpgrade Your EVO Big Twin\u003c\/h3\u003e\u003cp\u003eThis Wiseco Tracker Piston Kit is a direct fit for standard bore Evolution Big Twin 1340cc engines, making it an excellent choice for a rebuild or performance upgrade. The 10:1 compression ratio is a significant step up from stock, offering more aggressive power delivery. To fully capitalize on this upgrade, consider pairing these pistons with a performance camshaft and a custom dyno tune. This kit provides the robust internals needed to transform your Harley into a true performance machine.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 6px;\"\u003eSpecifications\u003c\/h3\u003e\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 K0216PS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e EVO Big Twin 1340\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompression Ratio:\u003c\/strong\u003e 10:1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBore Size:\u003c\/strong\u003e Standard\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\u003ch3 style=\"margin:22px 0 8px;\"\u003eCommon questions\u003c\/h3\u003e\u003cdiv class=\"vt-faq\"\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eWhat components are included in this piston kit?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eThe Wiseco Tracker Piston Kit includes a forged dome crown piston, precision rings, wrist pin, and all necessary hardware. Gasket kits are sold separately and are essential for a complete engine rebuild.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eWill this piston kit fit my Twin Cam or Milwaukee-Eight engine?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eNo, this Wiseco Tracker Piston Kit is specifically designed for Evolution Big Twin 1340cc engines with a standard bore and will not fit Twin Cam or Milwaukee-Eight platforms.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 12px;\"\u003e\n\u003cp style=\"margin:0 0 3px;font-weight:600;\"\u003eIs this a higher compression piston than my stock setup?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eYes, this piston kit features a 10:1 compression ratio, which is higher than the factory compression of most Evolution Big Twin engines. This increase is intended for performance builds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"vt-confidence\" style=\"border-top:1px solid #e5e5e5;margin:24px 0 0;padding:16px 0 0;font-size:0.92em;line-height:1.6;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOrdering from Vtwinbikers\u003c\/h3\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli\u003eBrand new, sourced through authorized US distribution — never used, never grey-market.\u003c\/li\u003e\n\u003cli\u003eNot sure it fits? Use \u003cstrong\u003eShop by Bike\u003c\/strong\u003e to filter by your year and model, or email us and we will confirm before you order.\u003c\/li\u003e\n\u003cli\u003eHarley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/vtwinbikers.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Piston kits \u0026 Components\",\"item\":\"https:\/\/vtwinbikers.com\/collections\/all\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Wiseco\",\"item\":\"https:\/\/vtwinbikers.com\/collections\/wiseco\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Wiseco Tracker Piston Kit 10:1 Standard Bore - Harley Evolution Big Twin\",\"item\":\"https:\/\/vtwinbikers.com\/products\/wiseco-tracker-piston-kit-evo-dome-big-twin-1340-10-1-std-k0216ps\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What components are included in this piston kit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The Wiseco Tracker Piston Kit includes a forged dome crown piston, precision rings, wrist pin, and all necessary hardware. Gasket kits are sold separately and are essential for a complete engine rebuild.\"}},{\"@type\":\"Question\",\"name\":\"Will this piston kit fit my Twin Cam or Milwaukee-Eight engine?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No, this Wiseco Tracker Piston Kit is specifically designed for Evolution Big Twin 1340cc engines with a standard bore and will not fit Twin Cam or Milwaukee-Eight platforms.\"}},{\"@type\":\"Question\",\"name\":\"Is this a higher compression piston than my stock setup?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes, this piston kit features a 10:1 compression ratio, which is higher than the factory compression of most Evolution Big Twin engines. This increase is intended for performance builds.\"}}]}\u003c\/script\u003e\n\u003c!-- vt:seo-end --\u003e","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":53035851645039,"sku":"K0216PS","price":295.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/a743-5c818a776c2db_2e905e37-71c6-4473-9deb-e8fafa96f215.jpg?v=1777529741","url":"https:\/\/vtwinbikers.com\/products\/wiseco-tracker-piston-kit-evo-dome-big-twin-1340-10-1-std-k0216ps","provider":"Vtwinbikers","version":"1.0","type":"link"}