{"product_id":"namura-040-over-bore-piston-kit-for-polaris-fits-2003-2013-330-atv-s-79-5mm","title":"Namura .040 Over Bore Piston Kit for Polaris fits 2003-2013 330 ATV's - 79.5mm","description":"\u003ch2\u003e.040 Over Bore Piston Kit for Polaris\u003c\/h2\u003e\u003cp\u003eThis Namura .040 over bore piston kit fits 2003-2013 Polaris 330 ATVs with a 79.5mm bore, delivering a reliable replacement for worn pistons to restore engine power and efficiency.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe .040 Over Bore Piston Kit for Polaris is a high-quality aftermarket replacement designed for 2003-2013 Polaris 330 ATV models. With a 79.5mm bore size (.040 over standard), this piston kit provides a fresh surface for cylinder honing and restores compression in engines that have been bored over. This kit is an ideal solution for rebuilding the top end of your Polaris 330 ATV.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e79.5mm piston size (.040 over standard) for precise fit after cylinder overbore\u003c\/li\u003e\n\u003cli\u003eIncludes piston, rings, wrist pin, and circlips for complete installation\u003c\/li\u003e\n\u003cli\u003eHigh-silicon aluminum alloy construction for durability and heat resistance\u003c\/li\u003e\n\u003cli\u003ePrecision-machined ring grooves ensure proper ring sealing\u003c\/li\u003e\n\u003cli\u003eManufactured by Namura, a trusted aftermarket piston brand\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Polaris 330 ATV (2003-2013)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTrail riding and utility ATV use\u003c\/li\u003e\n\u003cli\u003eEngine rebuild after high mileage or wear\u003c\/li\u003e\n\u003cli\u003eRestoring lost power and performance\u003c\/li\u003e\n\u003cli\u003eCompatible with Polaris 330 models including Trail Boss and Sportsman variants\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\u003e79.5mm (.040 over)\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\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolaris 330 ATV (2003-2013)\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 kit include a gasket set? \u003cstrong\u003eA:\u003c\/strong\u003e No, this kit includes the piston, rings, wrist pin, and circlips only; gaskets are sold separately.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I use this piston on a standard bore cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e No, this piston is designed for a cylinder that has been bored .040 over (79.5mm); it will not fit a standard 78mm bore.\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":44890757398614,"sku":"SZ1F12964","price":156.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_1a4801f6-959d-42fc-a1b6-2c8bb5a23618.jpg?v=1781143464","url":"https:\/\/www.solidspare.com\/products\/namura-040-over-bore-piston-kit-for-polaris-fits-2003-2013-330-atv-s-79-5mm","provider":"Solid Spare","version":"1.0","type":"link"}