{"product_id":"namura-060-over-bore-piston-kit-for-honda-xr70r-crf70f-fits-1997-2012-48-5mm","title":"Namura .060 Over Bore Piston Kit for Honda XR70R \u0026 CRF70F fits 1997-2012 48.5mm","description":"\u003ch2\u003eNamura .060 Over Bore Piston Kit for Honda\u003c\/h2\u003e\u003cp\u003eThis Namura .060 over bore piston kit replaces the original piston in Honda XR70R and CRF70F models from 1997-2012, featuring a 48.5mm bore to restore compression and performance.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura .060 Over Bore Piston Kit is a direct fit for Honda XR70R and CRF70F dirt bikes, increasing displacement with a 48.5mm bore. This .060 over bore piston kit includes rings and wrist pin, providing a complete solution for top-end rebuilding on 1997-2012 models.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e48.5mm bore size provides a .060 over bore to clean up worn cylinders\u003c\/li\u003e\n\u003cli\u003eHigh-silicon aluminum alloy piston resists heat and wear\u003c\/li\u003e\n\u003cli\u003eIncludes piston rings and wrist pin for a complete kit\u003c\/li\u003e\n\u003cli\u003ePrecision-machined to OEM tolerances for reliable fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Honda XR70R (1997-2012)\u003c\/li\u003e\n\u003cli\u003efor Honda CRF70F (1997-2012)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRebuilding the top end of a Honda XR70R or CRF70F engine\u003c\/li\u003e\n\u003cli\u003eReplacing a worn piston to restore compression and power\u003c\/li\u003e\n\u003cli\u003ePerforming a .060 over bore repair on cylinders that are scored or out of round\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\u003eOver Bore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.060\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh-Silicon Aluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston, Rings, 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 Does this kit require cylinder honing or boring? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the cylinder must be bored to 48.5mm and honed to accept the new piston and rings properly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What clearance is recommended for this piston? \u003cstrong\u003eA:\u003c\/strong\u003e Follow the factory service manual for piston-to-cylinder wall clearance, typically 0.002-0.003 inches.\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":44888394760278,"sku":"SZ1F08900","price":79.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_2b7b15e3-8b22-46df-acbd-3be36703eff6.jpg?v=1781092387","url":"https:\/\/www.solidspare.com\/products\/namura-060-over-bore-piston-kit-for-honda-xr70r-crf70f-fits-1997-2012-48-5mm","provider":"Solid Spare","version":"1.0","type":"link"}