{"product_id":"namura-020-over-bore-top-end-rebuild-kit-for-honda-cr80r-fits-1986-1991-47-5mm","title":"Namura .020 Over Bore Top End Rebuild Kit for Honda CR80R fits 1986-1991 47.5mm","description":"\u003ch2\u003eNamura .020 Over Bore Top End Rebuild Kit for Honda\u003c\/h2\u003e\u003cp\u003eThis top end rebuild kit is designed for the Honda CR80R, providing a .020 over bore (47.5mm) to restore power and performance on 1986-1991 models.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura .020 Over Bore Top End Rebuild Kit is a complete solution for rebuilding the cylinder head on Honda CR80R dirt bikes. It includes a 47.5mm piston and necessary components for a .020 over bore. This kit is essential for restoring compression and extending engine life.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eHigh-silicone aluminum piston for lightweight strength\u003c\/li\u003e\n\u003cli\u003ePrecision-machined to 47.5mm bore diameter\u003c\/li\u003e\n\u003cli\u003eIncludes piston rings, wrist pin, and circlips\u003c\/li\u003e\n\u003cli\u003eDesigned for .020 over bore applications\u003c\/li\u003e\n\u003cli\u003eEngineered to meet OEM specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Honda CR80R (1986-1991)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRebuilding top end of Honda CR80R dirt bikes\u003c\/li\u003e\n\u003cli\u003eRestoring lost compression in worn engines\u003c\/li\u003e\n\u003cli\u003eReplacing original piston during overhaul\u003c\/li\u003e\n\u003cli\u003ePreparing engine for competitive riding\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\u003e47.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOver Bore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHonda CR80R 1986-1991\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 Does this kit include a cylinder head gasket? \u003cstrong\u003eA:\u003c\/strong\u003e No, this is a piston and rings kit; gaskets may need to be purchased separately.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can this be used on a standard bore cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e No, it requires the cylinder to be bored .020 oversize.\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":44890493255766,"sku":"SZ1F11920","price":138.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_34ccf56c-d623-4ae9-8dd1-c97d0e66791d.jpg?v=1781140696","url":"https:\/\/www.solidspare.com\/products\/namura-020-over-bore-top-end-rebuild-kit-for-honda-cr80r-fits-1986-1991-47-5mm","provider":"Solid Spare","version":"1.0","type":"link"}