{"product_id":"namura-040-over-piston-rings-for-yamaha-raptor-90-grizzly-90-2016-2024-48mm","title":"Namura .040 Over Piston Rings for Yamaha Raptor 90 \u0026 Grizzly 90 2016-2024 48mm","description":"\u003ch2\u003e.040 Over Piston Rings for Namura\u003c\/h2\u003e\u003cp\u003eThese .040 over piston rings for Namura restore compression and seal the combustion chamber in high-mileage engines. This set is designed specifically for engines bored to 48mm.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe .040 over piston rings for Namura provide a precise seal against cylinder walls to prevent oil blow-by and maintain power. These .040 over piston rings for Namura are engineered for durability during engine rebuilds. Technicians select these rings to ensure correct ring end gap and tension in refurbished cylinders.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision manufactured for accurate bore fitment\u003c\/li\u003e\n\u003cli\u003eHigh-grade alloy construction for heat resistance\u003c\/li\u003e\n\u003cli\u003eStandardized ring tension for optimal sealing\u003c\/li\u003e\n\u003cli\u003eConsistent thickness for uniform cylinder wall contact\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha Raptor 90\u003c\/li\u003e\n\u003cli\u003efor Yamaha Grizzly 90\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRestoring engine compression during top-end rebuilds\u003c\/li\u003e\n\u003cli\u003eRepairing power loss caused by worn ring sets\u003c\/li\u003e\n\u003cli\u003eMaintaining cylinder integrity after bore service\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\u003e48mm\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\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 require gap filing? \u003cstrong\u003eA:\u003c\/strong\u003e Always verify ring end gap with a feeler gauge before installation to meet manufacturer specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this set include oil rings? \u003cstrong\u003eA:\u003c\/strong\u003e This kit contains the specific compression rings required for the .040 overbore assembly.\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":44792318328918,"sku":"SZ1F02812","price":35.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_3e806f22-23f6-412f-b20f-393d6dbbcd63.jpg?v=1780067269","url":"https:\/\/www.solidspare.com\/products\/namura-040-over-piston-rings-for-yamaha-raptor-90-grizzly-90-2016-2024-48mm","provider":"Solid Spare","version":"1.0","type":"link"}