{"product_id":"namura-020-over-bore-piston-bearing-gasket-kit-for-yamaha-pw80-bw80-47-5mm","title":"Namura .020 Over Bore Piston Bearing \u0026 Gasket Kit for Yamaha PW80 \u0026 BW80 47.5mm","description":"\u003ch2\u003e.020 Over Bore Piston Bearing \u0026amp; Gasket Kit for Yamaha\u003c\/h2\u003e\u003cp\u003eThis .020 over bore piston bearing and gasket kit is a complete top end rebuild solution for the Yamaha PW80 and BW80, featuring a 47.5mm bore size.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis piston bearing and gasket kit provides everything needed to refresh the top end of your two-stroke engine. The .020 over bore size allows for a fresh piston installation after cylinder boring, ensuring a tight seal and restored compression. Designed for Yamaha PW80 and BW80 models, this kit is a reliable choice for mechanics and DIY enthusiasts.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eIncludes piston, piston bearing, and complete gasket set\u003c\/li\u003e\n\u003cli\u003e0.020 over bore size for cylinder reconditioning\u003c\/li\u003e\n\u003cli\u003e47.5mm bore diameter for Yamaha PW80\/BW80\u003c\/li\u003e\n\u003cli\u003ePrecision-machined for proper fitment\u003c\/li\u003e\n\u003cli\u003eDurable construction for long service life\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha PW80\u003c\/li\u003e\n\u003cli\u003efor Yamaha BW80\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRestoring top end performance on Yamaha PW80 and BW80 dirt bikes\u003c\/li\u003e\n\u003cli\u003eRebuilding engines for trail riding and off-road use\u003c\/li\u003e\n\u003cli\u003eReplacing worn piston and gasket components for reliable operation\u003c\/li\u003e\n\u003cli\u003ePerforming complete cylinder overhaul in a home garage\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\u003e47.5mm\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 (0.5mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston, Bearing, Gasket Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha PW80, BW80\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 wrist pin? \u003cstrong\u003eA:\u003c\/strong\u003e This kit includes the piston, bearing, and gaskets, but does not include a wrist pin. Please reuse your existing wrist pin or purchase separately if needed.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can this kit be used on a standard bore cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e No, this is an .020 over bore kit intended for cylinders that have been bored oversize. Using it on a standard bore cylinder will not fit properly.\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":44890410647638,"sku":"SZ1F10940","price":116.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_4c16e0b7-ffb9-4711-b9d9-32577744179c.jpg?v=1781139137","url":"https:\/\/www.solidspare.com\/products\/namura-020-over-bore-piston-bearing-gasket-kit-for-yamaha-pw80-bw80-47-5mm","provider":"Solid Spare","version":"1.0","type":"link"}