{"product_id":"namura-standard-bore-size-b-piston-kit-for-polaris-non-ho-800-atvs-utvs-80mm","title":"Namura Standard Bore Size B Piston Kit for Polaris non-HO 800 ATVs \u0026 UTVs 80mm","description":"\u003ch2\u003eNamura Standard Bore Size B Piston Kit for Polaris\u003c\/h2\u003e\u003cp\u003eThis Namura Standard Bore Size B piston kit is a direct replacement for non-HO Polaris 800cc ATVs and UTVs, restoring engine compression and performance. The kit includes a precision-machined piston, rings, and wrist pin for a reliable rebuild. Ideal for restoring power in Polaris 800 machines.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura Standard Bore Size B piston kit is designed for Polaris non-HO 800 engines, offering a drop-in replacement that restores lost compression and horsepower. This piston kit is a cost-effective solution for rebuilding an ATV or UTV engine. Whether refreshing a worn engine or building from scratch, this Namura piston kit delivers reliable performance.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined from high-strength aluminum alloy for durability\u003c\/li\u003e\n\u003cli\u003eStandard bore size of 80mm for Polaris 800 non-HO engines\u003c\/li\u003e\n\u003cli\u003eIncludes high-quality piston rings for optimal sealing\u003c\/li\u003e\n\u003cli\u003eWrist pin and circlips included for a complete kit\u003c\/li\u003e\n\u003cli\u003eLightweight design reduces reciprocating mass for better throttle response\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Polaris Sportsman 800 non-HO\u003c\/li\u003e\n\u003cli\u003efor Polaris RZR 800 non-HO\u003c\/li\u003e\n\u003cli\u003efor Polaris Ranger 800 non-HO\u003c\/li\u003e\n\u003cli\u003efor Polaris Scrambler 800 non-HO\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRecreational trail riding on Polaris ATVs\u003c\/li\u003e\n\u003cli\u003eUtility work with Polaris UTVs\u003c\/li\u003e\n\u003cli\u003eEngine rebuilds in shops or by DIY enthusiasts\u003c\/li\u003e\n\u003cli\u003eRestoring performance in high-mileage Polaris 800 engines\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\u003e80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize Grade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Includes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston, Rings, Wrist Pin, Circlips\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 Is this piston kit compatible with high-mileage cylinders? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, but measure the cylinder bore to ensure it is within spec for a standard size piston. If the cylinder is worn beyond limits, boring may be required.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is the difference between Size A and Size B? \u003cstrong\u003eA:\u003c\/strong\u003e Size A and B indicate slight variations in piston skirt diameter to accommodate different cylinder tolerances. Use the grade that matches the engine's original specification.\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":44890760544342,"sku":"SZ1F12980","price":158.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_e99d2118-612f-4fee-883c-181efe8fdf18.jpg?v=1781143485","url":"https:\/\/www.solidspare.com\/products\/namura-standard-bore-size-b-piston-kit-for-polaris-non-ho-800-atvs-utvs-80mm","provider":"Solid Spare","version":"1.0","type":"link"}