{"product_id":"2-spi-standard-bore-piston-kits-for-yamaha-exciter-570-ii-ex570-1987-1993-73mm","title":"2 SPI Standard Bore Piston Kits for Yamaha Exciter 570 \/ II EX570 1987-1993 73mm","description":"\u003ch2\u003e2 SPI Standard Bore Piston Kits for Yamaha\u003c\/h2\u003e\u003cp\u003eThis set of two standard bore piston kits, sized 73mm, is designed for use with Yamaha Exciter 570 and EX570 snowmobiles from 1987 to 1993.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThese SPI standard bore piston kits deliver a direct replacement for worn pistons in Yamaha Exciter 570 and EX570 engines. Each kit includes a piston, rings, and wrist pin for a complete top-end rebuild. They restore compression and power for reliable snowmobile performance season after season.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eStandard bore 73mm diameter for factory-spec fitment\u003c\/li\u003e\n\u003cli\u003eIncludes piston, rings, and wrist pin per kit\u003c\/li\u003e\n\u003cli\u003eHigh-strength aluminum alloy construction for durability\u003c\/li\u003e\n\u003cli\u003ePrecision-machined ring grooves ensure proper sealing\u003c\/li\u003e\n\u003cli\u003eTwo kits included for a full twin-cylinder rebuild\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha Exciter 570 (1987-1993)\u003c\/li\u003e\n\u003cli\u003efor Yamaha Exciter II EX570 (1987-1993)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSnowmobile trail riding and recreational touring\u003c\/li\u003e\n\u003cli\u003eHigh-performance lake running and ice racing\u003c\/li\u003e\n\u003cli\u003eEngine rebuilds during off-season maintenance\u003c\/li\u003e\n\u003cli\u003eBackup set for spare parts on long-distance trips\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\u003e73mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Kits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard Bore Piston Kit\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 Do these piston kits include the wrist pin bearings? \u003cstrong\u003eA:\u003c\/strong\u003e Each kit comes with a wrist pin, but you may need to reuse or purchase the wrist pin bearings separately – check your engine's requirements.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I use these piston kits for a bore-up or oversize rebuild? \u003cstrong\u003eA:\u003c\/strong\u003e No, these are standard bore 73mm pistons intended for cylinders that have not been overbored; use oversize pistons if your cylinder has been machined larger.\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":44949773123670,"sku":"SZ1F14631","price":219.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_4cc372d5-73e0-4977-a895-b0939ef62928.jpg?v=1781398686","url":"https:\/\/www.solidspare.com\/products\/2-spi-standard-bore-piston-kits-for-yamaha-exciter-570-ii-ex570-1987-1993-73mm","provider":"Solid Spare","version":"1.0","type":"link"}