{"product_id":"namura-020-over-bore-top-end-repair-kit-for-honda-crf230f-crf230l-crf230m-66mm","title":"Namura .020 Over Bore Top End Repair Kit for Honda CRF230F CRF230L CRF230M 66mm","description":"\u003ch2\u003eTop End Repair Kit for Honda\u003c\/h2\u003e\u003cp\u003eThis Top End Repair Kit is a .020 over bore assembly designed to restore compression and power in Honda CRF230F, CRF230L, and CRF230M models. It includes a 66mm piston, rings, gaskets, and necessary hardware for a complete top-end rebuild. The Top End Repair Kit provides all components needed to refresh the cylinder head and piston assembly for reliable performance.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Top End Repair Kit for Honda offers a .020 over bore solution with a 66mm piston, making it ideal for rebuilding CRF230 engines that require oversize components. It includes a piston, rings, gaskets, and pins to facilitate a straightforward top-end overhaul. The kit is designed for Honda CRF230F, CRF230L, and CRF230M models, ensuring a proper fit and restored engine function.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eIncludes .020 over bore piston with 66mm diameter for increased displacement\u003c\/li\u003e\n\u003cli\u003eHigh-strength aluminum alloy piston for durability\u003c\/li\u003e\n\u003cli\u003ePrecision-machined rings provide excellent compression sealing\u003c\/li\u003e\n\u003cli\u003eComplete gasket set included for cylinder head and base\u003c\/li\u003e\n\u003cli\u003eAll necessary hardware (piston pin, clips) included for installation\u003c\/li\u003e\n\u003cli\u003eDesigned to match OEM tolerances for reliable performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Honda CRF230F\u003c\/li\u003e\n\u003cli\u003efor Honda CRF230L\u003c\/li\u003e\n\u003cli\u003efor Honda CRF230M\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCommonly used for top-end rebuilds on Honda CRF230 trail bikes\u003c\/li\u003e\n\u003cli\u003eIdeal for restoring lost compression and power in high-mileage engines\u003c\/li\u003e\n\u003cli\u003eSuitable for both recreational riding and competition use\u003c\/li\u003e\n\u003cli\u003eApplied in workshops and home garages for engine restoration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e66mm (.020 over)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverbore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHonda CRF230F, CRF230L, CRF230M\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 Is this kit suitable for a standard bore CRF230 engine? \u003cstrong\u003eA:\u003c\/strong\u003e No, this kit is for .020 over bore; it requires the cylinder to be bored to 66mm. Confirm your current cylinder bore size before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does the kit include a new cylinder or only the piston and gaskets? \u003cstrong\u003eA:\u003c\/strong\u003e The kit includes the piston, rings, gaskets, and hardware; the cylinder must be reused after boring or replaced separately.\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":44890754973782,"sku":"SZ1F12946","price":153.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_14a4fa35-ee8b-4e07-a220-e135305b3193.jpg?v=1781143445","url":"https:\/\/www.solidspare.com\/products\/namura-020-over-bore-top-end-repair-kit-for-honda-crf230f-crf230l-crf230m-66mm","provider":"Solid Spare","version":"1.0","type":"link"}