{"product_id":"namura-040-over-bore-piston-rings-fits-polaris-1000-scrambler-sportsman-91-5mm","title":"Namura .040 Over Bore Piston Rings fits Polaris 1000 Scrambler, Sportsman 91.5mm","description":"\u003ch2\u003ePiston Rings for Polaris\u003c\/h2\u003e\u003cp\u003eThese piston rings for Polaris feature a .040 over bore specification to restore cylinder pressure and oil control in rebuilt engines.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThese piston rings for Polaris are engineered to provide a tight seal against the cylinder wall to optimize combustion efficiency. Mechanics use these piston rings for Polaris to accommodate oversized cylinder bores and ensure smooth piston travel. They are crafted from durable materials to withstand the pressures of high performance riding.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision gap sizing for compression sealing\u003c\/li\u003e\n\u003cli\u003eHardened material for reduced ring wear\u003c\/li\u003e\n\u003cli\u003eChrome or moly coating for longevity\u003c\/li\u003e\n\u003cli\u003eMaintains consistent oil scraping performance\u003c\/li\u003e\n\u003cli\u003eEngineered to fit 91.5mm bore applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Polaris Scrambler 1000\u003c\/li\u003e\n\u003cli\u003efor Polaris Sportsman 1000\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eEngine top end overhaul\u003c\/li\u003e\n\u003cli\u003eRepairing high oil consumption issues\u003c\/li\u003e\n\u003cli\u003eRestoring compression after cylinder boring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.040 Over Bore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e91.5mm\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 Do I need to gap these rings? \u003cstrong\u003eA:\u003c\/strong\u003e It is standard practice to verify and file the end gap to fit your specific cylinder clearance before installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Are these for stock bore cylinders? \u003cstrong\u003eA:\u003c\/strong\u003e No, these are specifically designed for a .040 over bore application.\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":44793154601046,"sku":"SZ1F04943","price":46.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_81e1d259-8e9b-4b0e-ae0d-ab6015dc4f89.jpg?v=1780084202","url":"https:\/\/www.solidspare.com\/products\/namura-040-over-bore-piston-rings-fits-polaris-1000-scrambler-sportsman-91-5mm","provider":"Solid Spare","version":"1.0","type":"link"}