{"product_id":"wiseco-ring-set-98-43mm-for-wiseco-pistons-only-3875vmf","title":"Wiseco 98.43mm Ring Set for Wiseco Pistons Only","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;\"\u003eThis Wiseco Ring Set is precision-engineered for a 98.43mm bore, providing a critical seal for optimal engine performance. These rings are designed exclusively for Wiseco pistons, ensuring a precise fit and reliable operation. They are compatible with a range of cylinder bore types, offering versatility for your V-twin build.\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;\"\u003e98.43mm bore diameter for precise fitment\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eExclusively designed for Wiseco pistons\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eCompatible with cast iron, Nikasil, boron, and Electrofusion bores\u003c\/li\u003e\n\u003cli style=\"margin:3px 0;\"\u003eEnsures optimal compression and oil control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen building or rebuilding a V-twin engine, the quality of your piston rings directly impacts compression, oil control, and overall power delivery. This Wiseco ring set provides the tight tolerances and material integrity needed to maintain peak performance. Using rings specifically matched to your pistons is crucial for preventing blow-by and oil consumption, ensuring your engine runs strong.\u003c\/p\u003e\u003ch3\u003ePrecision Sealing for V-Twin Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEngineered for a 98.43mm bore diameter\u003c\/li\u003e\n\u003cli\u003eDesigned for exclusive use with Wiseco pistons\u003c\/li\u003e\n\u003cli\u003eCompatible with cast iron, Nikasil, boron composite, and Electrofusion bores\u003c\/li\u003e\n\u003cli\u003eEnsures proper compression and oil control\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCritical for Engine Builds\u003c\/h3\u003e\u003cp\u003eProper ring selection and installation are paramount for engine longevity and performance. This Wiseco ring set is tailored to deliver consistent sealing and durability in demanding V-twin applications. Remember to always verify your piston and bore specifications to ensure correct fitment, and avoid using these rings in chrome-plated bores, as specified by Wiseco for optimal engine health.\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 3875VMF\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBore Diameter:\u003c\/strong\u003e 98.43mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 6 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 0.5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.08 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Japan\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;\"\u003eCan I use these rings with pistons from a different brand?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eNo, these Wiseco rings are specifically engineered for use with Wiseco pistons only. Using them with other brands may lead to improper fitment and potential engine damage.\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;\"\u003eAre these rings compatible with chrome-plated cylinder bores?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eNo, these rings are NOT compatible with chrome-plated cylinder bores. They are designed for use with cast iron, nickel ceramic (Nikasil), boron composite, and Electrofusion bores only.\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;\"\u003eHow do I ensure I'm ordering the correct size?\u003c\/p\u003e\n\u003cp style=\"margin:0;line-height:1.6;\"\u003eThis ring set is for a 98.43mm bore diameter. You must measure your cylinder bore and confirm it matches this specification to ensure correct fitment for your Wiseco pistons.\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 98.43mm Ring Set for Wiseco Pistons Only\",\"item\":\"https:\/\/vtwinbikers.com\/products\/wiseco-ring-set-98-43mm-for-wiseco-pistons-only-3875vmf\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Can I use these rings with pistons from a different brand?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No, these Wiseco rings are specifically engineered for use with Wiseco pistons only. Using them with other brands may lead to improper fitment and potential engine damage.\"}},{\"@type\":\"Question\",\"name\":\"Are these rings compatible with chrome-plated cylinder bores?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No, these rings are NOT compatible with chrome-plated cylinder bores. They are designed for use with cast iron, nickel ceramic (Nikasil), boron composite, and Electrofusion bores only.\"}},{\"@type\":\"Question\",\"name\":\"How do I ensure I'm ordering the correct size?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"This ring set is for a 98.43mm bore diameter. You must measure your cylinder bore and confirm it matches this specification to ensure correct fitment for your Wiseco pistons.\"}}]}\u003c\/script\u003e\n\u003c!-- vt:seo-end --\u003e","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":53035871633519,"sku":"3875VMF","price":52.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/0d0f-5ecd6e2ca1268.jpg?v=1777529911","url":"https:\/\/vtwinbikers.com\/products\/wiseco-ring-set-98-43mm-for-wiseco-pistons-only-3875vmf","provider":"Vtwinbikers","version":"1.0","type":"link"}