{"product_id":"namura-020-over-bore-piston-rings-for-polaris-sportsman-450-fits-2016-99-5mm","title":"Namura .020 Over Bore Piston Rings for Polaris Sportsman 450 fits 2016 - 99.5mm","description":"\u003ch2\u003eNamura .020 Over Bore Piston Rings for Polaris Sportsman 450\u003c\/h2\u003e\u003cp\u003eThese Namura .020 over bore piston rings are designed for 2016 Polaris Sportsman 450 engines with a 99.5mm bore, restoring compression and oil control in rebuilt cylinders.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThese Namura .020 over bore piston rings are a performance upgrade for Polaris Sportsman 450 engines, providing the necessary seal for a 99.5mm bore diameter. They are ideal for engine rebuilds requiring oversized rings, delivering reliable compression and reduced oil consumption.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eManufactured from high-grade cast iron for durability\u003c\/li\u003e\n\u003cli\u003ePrecisely gapped to meet OEM specifications\u003c\/li\u003e\n\u003cli\u003eSet includes top ring, second ring, and oil ring\u003c\/li\u003e\n\u003cli\u003eEngineered for .020 inch over bore applications\u003c\/li\u003e\n\u003cli\u003eDesigned for 99.5mm cylinder bore\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Polaris Sportsman 450 (2016)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eEngine overhaul and rebuilding projects\u003c\/li\u003e\n\u003cli\u003eRestoration of power and efficiency in high-mileage ATVs\u003c\/li\u003e\n\u003cli\u003eReplacement of worn or broken piston rings\u003c\/li\u003e\n\u003cli\u003ePerformance rebuilds requiring oversized rings\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\u003e99.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOversize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.020 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCast Iron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolaris Sportsman 450 2016\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 rings compatible with a standard bore cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e No, these are .020 over size and require a cylinder bored to 99.5mm; they will not fit a standard bore.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do the rings come pre-gapped? \u003cstrong\u003eA:\u003c\/strong\u003e The rings are pre-gapped but should be measured and adjusted to your specific cylinder clearance during installation.\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":44847185231958,"sku":"SZ1F05335","price":48.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_5df9199e-be37-4f02-8228-c61ec3e5c6c7.jpg?v=1781059256","url":"https:\/\/www.solidspare.com\/products\/namura-020-over-bore-piston-rings-for-polaris-sportsman-450-fits-2016-99-5mm","provider":"Solid Spare","version":"1.0","type":"link"}