{"product_id":"namura-standard-bore-piston-rings-for-yamaha-yz450fx-wr450f-2016-2020-97mm","title":"Namura Standard Bore Piston Rings for Yamaha YZ450FX \u0026 WR450F 2016-2020 97mm","description":"\u003ch2\u003eNamura Standard Bore Piston Rings for Yamaha YZ450FX \u0026amp; WR450F\u003c\/h2\u003e\u003cp\u003eThese Namura standard bore piston rings are designed for Yamaha YZ450FX and WR450F engines from 2016 to 2020 with a 97mm bore, providing a reliable seal for engine rebuilding.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eNamura standard bore piston rings offer a durable and precise fit for Yamaha YZ450FX and WR450F engines manufactured between 2016 and 2020. These 97mm rings are intended for engine overhauls and performance builds, ensuring proper compression and oil control. The Namura standard bore piston rings are a popular choice for dirt bike enthusiasts seeking reliable replacement components.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eManufactured from high-quality cast iron for long wear life\u003c\/li\u003e\n\u003cli\u003ePrecision ground to 97mm bore size for exact fit\u003c\/li\u003e\n\u003cli\u003eIncludes oil ring and compression rings for complete sealing\u003c\/li\u003e\n\u003cli\u003eStandard bore design for stock cylinder dimensions\u003c\/li\u003e\n\u003cli\u003eCompatible with stock and aftermarket pistons\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha YZ450FX (2016-2020)\u003c\/li\u003e\n\u003cli\u003efor Yamaha WR450F (2016-2020)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eEngine rebuilding and top-end overhauls\u003c\/li\u003e\n\u003cli\u003ePerformance modifications for increased power\u003c\/li\u003e\n\u003cli\u003eReplacing worn or damaged piston rings in dirt bike engines\u003c\/li\u003e\n\u003cli\u003eRestoring compression in high-mileage 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\u003e97mm (standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRing Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston ring set (compression + oil)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha YZ450FX \/ WR450F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2016-2020\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 for a standard bore or oversized? \u003cstrong\u003eA:\u003c\/strong\u003e These are standard bore rings for a 97mm cylinder; they are not suitable for overbored cylinders.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do these rings require any special break-in procedure? \u003cstrong\u003eA:\u003c\/strong\u003e Follow the engine manufacturer's break-in recommendations; typically, vary RPM and avoid sustained high loads for the first few hours.\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":44847275606102,"sku":"SZ1F05880","price":52.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_73df1dc6-ea9e-475b-ac88-be628f69831b.jpg?v=1781060030","url":"https:\/\/www.solidspare.com\/products\/namura-standard-bore-piston-rings-for-yamaha-yz450fx-wr450f-2016-2020-97mm","provider":"Solid Spare","version":"1.0","type":"link"}