{"product_id":"namura-020-over-bore-top-end-rebuild-kit-for-yamaha-125-breeze-grizzly-49-5mm","title":"Namura .020 Over Bore Top End Rebuild Kit for Yamaha 125 Breeze \u0026 Grizzly 49.5mm","description":"\u003ch2\u003eNamura .020 Over Bore Top End Rebuild Kit for Yamaha 125 Breeze \u0026amp; Grizzly 49.5mm\u003c\/h2\u003e\u003cp\u003eThis Namura .020 Over Bore Top End Rebuild Kit is a complete top-end assembly for Yamaha 125 Breeze and Grizzly models, featuring an oversize 49.5mm piston for cylinder restoration.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe Namura .020 Over Bore Top End Rebuild Kit provides everything needed to refresh the top end of your Yamaha 125 Breeze or Grizzly ATV. This 49.5mm oversize kit includes a piston, rings, wrist pin, and gaskets, making it a straightforward solution for restoring compression and power. It is designed for engines that have been bored .020 over standard.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOversize 49.5mm piston for .020 over bore applications\u003c\/li\u003e\n\u003cli\u003eHigh-strength aluminum alloy construction for durability\u003c\/li\u003e\n\u003cli\u003eIncludes complete top-end gasket set for a seal\u003c\/li\u003e\n\u003cli\u003ePrecision-ground wrist pin for smooth operation\u003c\/li\u003e\n\u003cli\u003eMoly-coated piston skirt reduces friction and scuffing\u003c\/li\u003e\n\u003cli\u003eRing set with proper end gap for heat expansion\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha 125 Breeze\u003c\/li\u003e\n\u003cli\u003efor Yamaha Grizzly 125\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRebuilding top end after bore repair\u003c\/li\u003e\n\u003cli\u003eRestoring power in utility ATVs used for farm work\u003c\/li\u003e\n\u003cli\u003eRecreational trail riding on Yamaha Breeze models\u003c\/li\u003e\n\u003cli\u003ePerforming engine overhaul on high-mileage Grizzly 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\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e49.5mm\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 Over\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 Is the cylinder boring required before installing this kit? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this is an oversize piston and the cylinder must be bored to 49.5mm to accommodate it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does the kit include all necessary gaskets for the top end? \u003cstrong\u003eA:\u003c\/strong\u003e The kit includes a complete set of top-end gaskets, including head gasket and base gasket.\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":44890877001814,"sku":"SZ1F13467","price":171.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_a83e1e6d-7b14-4987-b044-0d1f5370c814.jpg?v=1781144157","url":"https:\/\/www.solidspare.com\/products\/namura-020-over-bore-top-end-rebuild-kit-for-yamaha-125-breeze-grizzly-49-5mm","provider":"Solid Spare","version":"1.0","type":"link"}