{"product_id":"2-sets-of-namura-020-over-bore-piston-rings-for-arctic-cat-650-v2-v-twin-80-5mm","title":"2 Sets of Namura .020 Over Bore Piston Rings for Arctic Cat 650 V2 V-Twin 80.5mm","description":"\u003ch2\u003e2 Sets of Namura .020 Over Bore Piston Rings for Arctic Cat 650 V2 V-Twin 80.5mm\u003c\/h2\u003e\u003cp\u003eThese Namura .020 over bore piston rings are designed for Arctic Cat 650 V2 V-Twin engines with an 80.5mm bore, providing a precise seal for rebuilt top ends.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis set of two Namura .020 over bore piston rings replaces worn rings in Arctic Cat 650 V2 V-Twin engines, restoring compression and reducing oil consumption. The .020 over size accommodates cylinders that have been bored to 80.5mm, making them essential for engine rebuilds.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eNamura rings manufactured from ductile iron for durability\u003c\/li\u003e\n\u003cli\u003eOversized .020 matches common cylinder refinishing\u003c\/li\u003e\n\u003cli\u003eSet includes two compression rings per piston\u003c\/li\u003e\n\u003cli\u003ePrecision-ground gaps for consistent sealing\u003c\/li\u003e\n\u003cli\u003eCompatible with Arctic Cat 650 V2 twin-cylinder layout\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Arctic Cat 650 V2 V-Twin\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eEngine top-end overhaul\u003c\/li\u003e\n\u003cli\u003eV-twin trail bike restoration\u003c\/li\u003e\n\u003cli\u003eRebuilding high-mileage Arctic Cat ATVs\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\u003e80.5mm\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 sets (4 rings)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNamura\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 these rings fit standard bore Arctic Cat 650 V2? \u003cstrong\u003eA:\u003c\/strong\u003e No, they are .020 over size; use only with cylinders bored to 80.5mm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I install these rings without honing? \u003cstrong\u003eA:\u003c\/strong\u003e Proper ring seating requires a cross-hatch finish on the cylinder walls, so honing is recommended before 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":44888446664790,"sku":"SZ1F09269","price":85.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_d2c84481-bf82-4c90-bb8f-4319076fc161.jpg?v=1781093969","url":"https:\/\/www.solidspare.com\/products\/2-sets-of-namura-020-over-bore-piston-rings-for-arctic-cat-650-v2-v-twin-80-5mm","provider":"Solid Spare","version":"1.0","type":"link"}