{"product_id":"namura-040-over-bore-piston-rings-for-polaris-sportsman-550-2009-2014-97-6mm","title":"Namura .040 Over Bore Piston Rings for Polaris Sportsman 550 2009-2014 - 97.6mm","description":"\u003ch2\u003eNamura .040 Over Bore Piston Rings for Polaris\u003c\/h2\u003e\u003cp\u003eThese Namura piston rings are .040 over bore size (97.6mm) for Polaris Sportsman 550 models from 2009 to 2014, providing a precise fit for rebuilt engines.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura .040 Over Bore Piston Rings for Polaris are designed for Sportsman 550 engines requiring oversized rings during a rebuild. These rings measure 97.6mm and provide a reliable seal for restored cylinders. They are a cost-effective replacement for OEM parts when boring cylinders.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMade from high-strength cast iron for durability\u003c\/li\u003e\n\u003cli\u003ePrecision-ground to .040 overbore specification\u003c\/li\u003e\n\u003cli\u003eReduced friction for better engine efficiency\u003c\/li\u003e\n\u003cli\u003eCompatible with stock and aftermarket pistons\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Polaris Sportsman 550 (2009-2014)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRebuilding engines after cylinder boring\u003c\/li\u003e\n\u003cli\u003eRestoring compression on worn-out ATVs\u003c\/li\u003e\n\u003cli\u003ePerforming top-end overhauls for increased performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston Rings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOversize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.040 over bore (97.6mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolaris Sportsman 550 2009-2014\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 Are these ring sets complete for one piston? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, each set includes all rings needed for one piston (compression and oil rings).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need a cylinder hone before installation? \u003cstrong\u003eA:\u003c\/strong\u003e Recommended to hone the cylinder to ensure proper ring seating.\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":44847199813718,"sku":"SZ1F05561","price":48.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_d4ade570-1f4e-4e7e-a7d7-9f98f43b5df5.jpg?v=1781059588","url":"https:\/\/www.solidspare.com\/products\/namura-040-over-bore-piston-rings-for-polaris-sportsman-550-2009-2014-97-6mm","provider":"Solid Spare","version":"1.0","type":"link"}