{"product_id":"namura-060-over-bore-piston-kit-for-yamaha-beartracker-250-1999-2004-72-5mm","title":"Namura .060 Over Bore Piston Kit for Yamaha BearTracker 250 1999-2004 72.5mm","description":"\u003ch2\u003eNamura .060 Over Bore Piston Kit for Yamaha BearTracker 250\u003c\/h2\u003e\u003cp\u003eThis is a high-performance .060 over bore piston kit designed to replace the original piston in Yamaha BearTracker 250 models from 1999 to 2004, providing improved displacement and power output.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura .060 over bore piston kit is a direct replacement for Yamaha BearTracker 250 engines, increasing displacement by 0.060 inches for added torque and horsepower. It is engineered for riders seeking enhanced performance from their 1999-2004 BearTracker. This piston kit ensures reliable operation and smooth power delivery.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eManufactured from high-strength aluminum alloy for durability\u003c\/li\u003e\n\u003cli\u003ePrecision-machined to .060 over bore specification (72.5mm)\u003c\/li\u003e\n\u003cli\u003eIncludes piston, rings, and wrist pin for complete installation\u003c\/li\u003e\n\u003cli\u003eDesigned to withstand high temperatures and stress\u003c\/li\u003e\n\u003cli\u003eReduces reciprocating weight for improved engine response\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha BearTracker 250 (1999-2004)\u003c\/li\u003e\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\u003e72.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOversize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e.060 inch\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\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 Will this piston kit fit my 2002 BearTracker? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is designed for Yamaha BearTracker 250 models from 1999 to 2004, including the 2002 model year. Always verify your engine serial number to confirm compatibility.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to ream the cylinder or replace the cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e This .060 over bore piston requires the cylinder to be bored and honed to the exact 72.5mm specification. Professional machining is recommended for optimal fit and performance.\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":44890494074966,"sku":"SZ1F11939","price":138.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_29979df2-ecdf-4dd0-9bc9-2f006ca73b73.jpg?v=1781140721","url":"https:\/\/www.solidspare.com\/products\/namura-060-over-bore-piston-kit-for-yamaha-beartracker-250-1999-2004-72-5mm","provider":"Solid Spare","version":"1.0","type":"link"}