{"product_id":"namura-040-over-bore-top-end-rebuild-kit-for-honda-cr85r-cr85rb-expert-48-5mm","title":"Namura .040 Over Bore Top End Rebuild Kit for Honda CR85R \u0026 CR85RB Expert 48.5mm","description":"\u003ch2\u003eNamura .040 Over Bore Top End Rebuild Kit for Honda\u003c\/h2\u003e\u003cp\u003eThis Namura .040 over bore top end rebuild kit for Honda CR85R and CR85RB Expert includes a 48.5mm piston, rings, gasket set, and wrist pin, providing everything needed to restore compression and power.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura .040 Over Bore Top End Rebuild Kit is a complete replacement kit for the Honda CR85R and CR85RB Expert. This top end rebuild kit includes a 48.5mm piston and all necessary components for a fresh top end. Designed for .040 over bore, it restores lost compression and performance in high-mileage engines.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined piston ensures proper cylinder clearance\u003c\/li\u003e\n\u003cli\u003eComplete gasket set prevents oil and compression leaks\u003c\/li\u003e\n\u003cli\u003eRing set provides optimal seal for maximum power\u003c\/li\u003e\n\u003cli\u003eWrist pin and circlips included for ease of assembly\u003c\/li\u003e\n\u003cli\u003eEngineered to meet or exceed OEM tolerances for reliability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Honda CR85R\u003c\/li\u003e\n\u003cli\u003efor Honda CR85RB Expert\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRestores top-end performance on Honda CR85R and CR85RB Expert dirt bikes\u003c\/li\u003e\n\u003cli\u003eIdeal for motocross and trail riding\u003c\/li\u003e\n\u003cli\u003eReplaces worn piston and rings after extended use\u003c\/li\u003e\n\u003cli\u003eSuitable for both recreational and competitive riding\u003c\/li\u003e\n\u003cli\u003eProvides reliable power delivery for two-stroke engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOversize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.040 over\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHonda CR85R \/ CR85RB Expert\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Includes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston, Rings, Gasket Set, Wrist Pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this kit work for a Honda CR85R Expert? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this top end rebuild kit is designed for both the Honda CR85R and CR85RB Expert. Confirm your engine's bore size before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is included in the top end rebuild kit? \u003cstrong\u003eA:\u003c\/strong\u003e The kit includes a 48.5mm piston, piston rings, complete gasket set, and wrist pin with circlips. All necessary components for a top end rebuild are supplied.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44890637172822,"sku":"SZ1F12121","price":142.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_60e0029c-3e26-44a5-80f6-315b78901495.jpg?v=1781142327","url":"https:\/\/www.solidspare.com\/products\/namura-040-over-bore-top-end-rebuild-kit-for-honda-cr85r-cr85rb-expert-48-5mm","provider":"Solid Spare","version":"1.0","type":"link"}