{"product_id":"top-end-service-kit","title":"Top End Service Kit","description":"\u003cp\u003e\u003c\/p\u003e\u003ch2\u003eKPMI Top End Service Kit\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eRestore peak power and durability\u003c\/strong\u003e with the KPMI Top End Service Kit — engineered for MX bikes and quads that demand race-ready performance and long-lasting components.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-compression domed pistons\u003c\/strong\u003e machined from 2618 alloy with a performance skirt coating to maintain stock compression even with dished valve faces.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFully CNC machined pistons\u003c\/strong\u003e for precise tolerances, reliable sealing, and improved ring life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBlack Diamond™ Stainless Steel Valves\u003c\/strong\u003e — conversion system offering up to double the life of stock titanium valves without loss of performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight racing spring kit\u003c\/strong\u003e compatible with high-performance cams to support aggressive valve lift and rpm.\u003c\/li\u003e\n  \u003cli\u003eComplete top-end rebuild contents: pistons, rings, clips, wrist pins, seals and a premium Cometic top end gasket kit.\u003c\/li\u003e\n  \u003cli\u003eIncludes KPMI® S.S. Black Diamond™ valves at stock head diameter and a dual spring titanium retainer spring kit allowing up to 0.440\" intake and exhaust valve lift.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose KPMI\u003c\/h2\u003e\n\u003cp\u003eKPMI combines race-proven materials and precision machining to deliver components that reduce reciprocating mass while increasing valve durability. The kit is tailored for enthusiasts and race teams seeking reliable power, consistent compression, and extended service intervals.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's in the box:\u003c\/strong\u003e Piston assembly (piston, rings, clips, pin), Cometic top-end gasket kit, Black Diamond™ stainless valves, dual spring titanium retainer spring kit, seals and hardware for a complete top-end rebuild.\u003c\/p\u003e","brand":"KPMI","offers":[{"title":"Top End Kits \/ 30-32700","offer_id":52243365724478,"sku":"191-41051K-51s","price":479.38,"currency_code":"USD","in_stock":false},{"title":"Top End Kits \/ 30-33100","offer_id":52243365757246,"sku":"191-41052K-51s","price":479.38,"currency_code":"USD","in_stock":false},{"title":"Top End Kits \/ 30-32900","offer_id":52243365790014,"sku":"191-41053K-51s","price":479.38,"currency_code":"USD","in_stock":false},{"title":"Top End Kits \/ 30-32500","offer_id":52243365822782,"sku":"191-41054K-51s","price":479.38,"currency_code":"USD","in_stock":false},{"title":"Top End Kits \/ 30-32600","offer_id":52243365855550,"sku":"191-41055K-51s","price":479.38,"currency_code":"USD","in_stock":false},{"title":"Top End Kits \/ 30-33700","offer_id":52243365888318,"sku":"191-41056K-51s","price":479.38,"currency_code":"USD","in_stock":false},{"title":"Top End Kits \/ 60-61850","offer_id":52243365921086,"sku":"191-43006K-51s","price":479.38,"currency_code":"USD","in_stock":false},{"title":"Top End Kits \/ 60-61900","offer_id":52243365953854,"sku":"191-43007K-51s","price":512.59,"currency_code":"USD","in_stock":false},{"title":"Top End Kits \/ 80-81200","offer_id":52243365986622,"sku":"191-44031K-51s","price":531.04,"currency_code":"USD","in_stock":false},{"title":"Top End Kits \/ 80-81900","offer_id":52243366019390,"sku":"191-44032K-51s","price":533.5,"currency_code":"USD","in_stock":false},{"title":"Top End Kits \/ 80-82000","offer_id":52243366052158,"sku":"191-44033K-51s","price":533.5,"currency_code":"USD","in_stock":false},{"title":"Top End Kits \/ 80-82700","offer_id":52243366084926,"sku":"191-44034K-51s","price":533.5,"currency_code":"USD","in_stock":false},{"title":"Top End Kits \/ 80-82750","offer_id":52243366117694,"sku":"191-44035K-51s","price":533.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/cc80-5d8a9bc833ae8.jpg?v=1758381728","url":"https:\/\/thed-zone.myshopify.com\/products\/top-end-service-kit","provider":"thed.zone","version":"1.0","type":"link"}