{"product_id":"namura-060-over-bore-top-end-kit-for-polaris-sportsman-850-scrambler-850-88-5mm","title":"Namura .060 Over Bore Top End Kit for Polaris Sportsman 850 Scrambler 850 88.5mm","description":"\u003ch2\u003eNamura .060 Over Bore Top End Kit for Polaris Sportsman 850 Scrambler 850 88.5mm\u003c\/h2\u003e\u003cp\u003eThis top end kit is a complete cylinder and piston assembly designed to restore performance in Polaris Sportsman 850 and Scrambler 850 engines with a .060 over bore to 88.5mm.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis top end kit from Namura provides all necessary components for rebuilding the top end of your Polaris Sportsman 850 or Scrambler 850. It includes a cylinder, piston, rings, wrist pin, clips, and gaskets to ensure a reliable repair. With a .060 over bore (88.5mm), this kit effectively cleans up worn cylinder bores and restores compression.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined cylinder meets OEM specifications for fit and durability\u003c\/li\u003e\n\u003cli\u003eHigh-quality piston rings provide consistent seal and oil control\u003c\/li\u003e\n\u003cli\u003eComplete gasket set prevents leaks and simplifies installation\u003c\/li\u003e\n\u003cli\u003eIncludes wrist pin and clips for secure piston assembly\u003c\/li\u003e\n\u003cli\u003e.060 oversize allows cleanup of out-of-round or scored cylinders\u003c\/li\u003e\n\u003cli\u003eDirect replacement for Polaris 850 engines with no modifications required\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Polaris Sportsman 850\u003c\/li\u003e\n\u003cli\u003efor Polaris Scrambler 850\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTrail riding and recreational off-road use\u003c\/li\u003e\n\u003cli\u003eUtility and farm work requiring reliable power\u003c\/li\u003e\n\u003cli\u003eEngine rebuilds after high mileage or overheating\u003c\/li\u003e\n\u003cli\u003eRestoring compression and performance in worn engines\u003c\/li\u003e\n\u003cli\u003eRace and sport riding where maximum power is needed\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\u003e88.5mm (.060 oversize)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOversize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.060 in (1.5mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTop End Kit (cylinder, piston, rings, gaskets)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNamura\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Engine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolaris 850\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 top end kit include the cylinder and piston? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the kit includes a new cylinder, piston, rings, wrist pin, clips, and all necessary gaskets for a complete top end rebuild.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this .060 over bore kit work with standard bore head gaskets? \u003cstrong\u003eA:\u003c\/strong\u003e The kit includes appropriate gaskets matched to the oversize bore, so use the supplied gaskets for proper sealing.\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":44949970288726,"sku":"SZ1F16433","price":461.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_38aa6ea2-56f9-4746-8854-9422d73a03f8.jpg?v=1781401605","url":"https:\/\/www.solidspare.com\/products\/namura-060-over-bore-top-end-kit-for-polaris-sportsman-850-scrambler-850-88-5mm","provider":"Solid Spare","version":"1.0","type":"link"}