{"product_id":"namura-020-over-bore-piston-kit-for-yamaha-banshee-350-fits-1987-2006-64-5mm","title":"Namura .020 Over Bore Piston Kit for Yamaha Banshee 350 fits 1987-2006 64.5mm","description":"\u003ch2\u003e.020 Over Bore Piston Kit for Yamaha Banshee 350\u003c\/h2\u003e\u003cp\u003eThis .020 over bore piston kit is a high-performance replacement designed to restore compression and power for the Yamaha Banshee 350 engine, featuring a 64.5mm bore size and compatible with 1987-2006 models. This over bore piston kit includes rings and wrist pin for a complete top-end rebuild.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis .020 over bore piston kit is a precision-engineered component for the Yamaha Banshee 350, designed to increase displacement and restore engine compression. It is commonly used in rebuilding the Banshee 350 top end, providing a reliable over bore piston kit that includes all necessary components.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e.020 oversize increases displacement by approximately 3cc for added torque\u003c\/li\u003e\n\u003cli\u003eConstructed from high-strength aluminum alloy for durability under high heat and RPM\u003c\/li\u003e\n\u003cli\u003ePrecision-machined ring grooves ensure proper ring seal and oil control\u003c\/li\u003e\n\u003cli\u003eIncludes matching wrist pin and circlips for a complete piston kit\u003c\/li\u003e\n\u003cli\u003eDesigned to match the 64.5mm bore for Yamaha Banshee 350 cylinders\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha Banshee 350 (1987-2006)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eUsed for rebuilding the top end of Yamaha Banshee 350 engines for dune and trail riding\u003c\/li\u003e\n\u003cli\u003eCommonly used in high-performance ATV applications requiring increased compression\u003c\/li\u003e\n\u003cli\u003eSuitable for motocross and off-road racing where .020 over bore provides extra power\u003c\/li\u003e\n\u003cli\u003eOften installed during cylinder refurbishing on 1987-2006 Banshee models\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 (0.51mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha Banshee 350 1987-2006\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\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 What does .020 over bore mean? \u003cstrong\u003eA:\u003c\/strong\u003e It means the piston is 0.020 inches larger than standard to compensate for cylinder wear or increase displacement. Confirm your cylinder condition before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to re-plate or resleeve the cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e Not necessarily if the cylinder can be bored to the oversize; always check with a professional machinist before purchasing.\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":44890410516566,"sku":"SZ1F10936","price":116.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_7164993d-b6ca-43f1-86b7-49b669f8eeee.jpg?v=1781139131","url":"https:\/\/www.solidspare.com\/products\/namura-020-over-bore-piston-kit-for-yamaha-banshee-350-fits-1987-2006-64-5mm","provider":"Solid Spare","version":"1.0","type":"link"}