{"product_id":"namura-060-over-bore-top-end-repair-kit-fits-polaris-250-2-stroke-atv-s-73-5mm","title":"Namura .060 Over Bore Top End Repair Kit fits Polaris 250 2-Stroke ATV's 73.5mm","description":"\u003ch2\u003eNamura .060 Over Bore Top End Repair Kit for Polaris 250 2-Stroke ATV's 73.5mm\u003c\/h2\u003e\u003cp\u003eThis top end repair kit rebuilds the cylinder and piston assembly for Polaris 250 2-stroke ATVs using a .060 overbore and 73.5mm piston, restoring lost compression and power.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura .060 Over Bore Top End Repair Kit is a complete rebuild solution for Polaris 250 2-stroke ATV engines. It includes a precision-cast piston, rings, wrist pin, circlips, and gaskets sized for the 73.5mm overbore. This kit is engineered for riders needing to refresh a worn cylinder with a clean overbore cut.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eIncludes .060 overbore piston at 73.5mm diameter\u003c\/li\u003e\n\u003cli\u003eHigh-strength cast aluminum piston for durability\u003c\/li\u003e\n\u003cli\u003ePrecision-machined ring set for optimal compression\u003c\/li\u003e\n\u003cli\u003eIncludes wrist pin and circlips for secure installation\u003c\/li\u003e\n\u003cli\u003eComplete gasket set for a leak-free seal\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Polaris 250 2-stroke ATVs\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRebuilding top end of a Polaris 250 2-stroke ATV engine\u003c\/li\u003e\n\u003cli\u003eRestoring compression and power after cylinder wear\u003c\/li\u003e\n\u003cli\u003ePerforming an overbore repair to extend engine life\u003c\/li\u003e\n\u003cli\u003eServicing trail or utility ATVs needing a top-end refresh\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\u003e73.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverbore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.060 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolaris 250 2-Stroke ATV\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 all necessary gaskets? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the kit comes with a full gasket set for installation, however we recommend verifying fitment with your specific engine serial number before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can this kit be used on a standard bore cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e No, this kit is specifically designed for cylinders already bored .060 over; a standard bore cylinder would require the 72mm standard bore kit.\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":44890883358806,"sku":"SZ1F13468","price":171.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_2ea16168-ad28-4f3d-bf1b-38d730a0dea8.jpg?v=1781144158","url":"https:\/\/www.solidspare.com\/products\/namura-060-over-bore-top-end-repair-kit-fits-polaris-250-2-stroke-atv-s-73-5mm","provider":"Solid Spare","version":"1.0","type":"link"}