{"product_id":"spi-standard-bore-piston-kit-for-yamaha-excel-v-540-xlv-540-1979-1990-73mm","title":"SPI Standard Bore Piston Kit for Yamaha Excel V 540 \u0026 XLV 540 1979-1990 73mm","description":"\u003ch2\u003eSPI Standard Bore Piston Kit for Yamaha\u003c\/h2\u003e\u003cp\u003eThis SPI standard bore piston kit is a direct replacement for Yamaha Excel V 540 and XLV 540 snowmobiles from 1979 to 1990, featuring a 73mm bore size to restore compression and engine performance.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe SPI standard bore piston kit provides a complete piston assembly for Yamaha 540cc snowmobile engines, designed to replace worn pistons and restore original performance. This kit is ideal for enthusiasts rebuilding their Excel or XLV models, ensuring a proper fit and reliable operation. The 73mm bore size matches factory specifications for these engines.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eConstructed from high-strength aluminum alloy for durability\u003c\/li\u003e\n\u003cli\u003eIncludes piston, rings, wrist pin, and circlips for a complete rebuild\u003c\/li\u003e\n\u003cli\u003ePrecision machined to 73mm standard bore tolerance\u003c\/li\u003e\n\u003cli\u003eDesigned to withstand high-revving two-stroke engine conditions\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OEM Yamaha 540cc piston assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha Excel V 540 (1979-1990)\u003c\/li\u003e\n\u003cli\u003efor Yamaha XLV 540 (1979-1990)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRestores lost compression and power in snowmobile engines\u003c\/li\u003e\n\u003cli\u003eCommonly used in winter trail riding and racing applications\u003c\/li\u003e\n\u003cli\u003eReplaces worn pistons during engine overhaul or top-end rebuild\u003c\/li\u003e\n\u003cli\u003eEnsures reliable operation in cold starting and sustained high RPM\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\u003eEngine Displacement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e540cc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha Excel V 540 \u0026amp; XLV 540\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1979-1990\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 this kit compatible with my 1985 Yamaha Excel V 540? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this standard bore piston kit is designed for 1979-1990 models, but always verify your engine serial number to ensure correct fitment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does the kit include all necessary parts for installation? \u003cstrong\u003eA:\u003c\/strong\u003e The kit includes the piston, piston rings, wrist pin, and circlips, providing everything needed for a complete piston replacement.\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":44890490077270,"sku":"SZ1F11848","price":136.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_a203abae-7989-4659-bf08-5d2e23248996.jpg?v=1781140597","url":"https:\/\/www.solidspare.com\/products\/spi-standard-bore-piston-kit-for-yamaha-excel-v-540-xlv-540-1979-1990-73mm","provider":"Solid Spare","version":"1.0","type":"link"}