{"product_id":"namura-020-over-bore-hi-comp-top-end-repair-kit-for-yamaha-banshee-350-64-5mm","title":"Namura .020 Over Bore Hi Comp Top End Repair Kit for Yamaha Banshee 350 64.5mm","description":"\u003ch2\u003eHigh Compression Top End Repair Kit (.020 Over) for Yamaha Banshee 350\u003c\/h2\u003e\u003cp\u003eThis Namura top end repair kit includes piston, rings, wrist pin, and gaskets for a 64.5mm bore (0.020 oversize) and provides a high compression rebuild for Yamaha Banshee 350 engines.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis top end repair kit from Namura is designed for Yamaha Banshee 350 models requiring a .020 over bore. The kit contains everything needed to refresh the cylinder: a high compression piston, rings, wrist pin, and top end gasket set. It restores lost power and compression on high-mileage engines.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eHigh compression piston design increases power output\u003c\/li\u003e\n\u003cli\u003e64.5mm bore size (0.020 oversize) cleans up worn cylinders\u003c\/li\u003e\n\u003cli\u003eIncludes premium piston rings for proper sealing\u003c\/li\u003e\n\u003cli\u003eComplete gasket set ensures a leak-free assembly\u003c\/li\u003e\n\u003cli\u003eManufactured by Namura for reliable aftermarket performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha Banshee 350\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRebuilding worn top end on Banshee 350 ATVs\u003c\/li\u003e\n\u003cli\u003eRestoring lost compression for better throttle response\u003c\/li\u003e\n\u003cli\u003ePreparing engine for high-performance riding or racing\u003c\/li\u003e\n\u003cli\u003eReplacing a damaged piston after a seizure\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\u003e64.5mm\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 in (0.50mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompression\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh (approx. 130-150 psi typical)\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, Circlips, Gaskets\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 the cylinder gasket for the base? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the top end gasket set includes base gasket, head gasket, and exhaust gaskets for a complete rebuild.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to bore my cylinder to use this .020 over piston? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the cylinder must be bored to 64.5mm to accept the oversize piston; a proper hone is also recommended.\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":44949830238294,"sku":"SZ1F15382","price":285.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_cb30e8ef-4aa9-4ad8-a001-7de3ba165999.jpg?v=1781399699","url":"https:\/\/www.solidspare.com\/products\/namura-020-over-bore-hi-comp-top-end-repair-kit-for-yamaha-banshee-350-64-5mm","provider":"Solid Spare","version":"1.0","type":"link"}