{"product_id":"spi-piston-kit-for-yamaha-enticer-ii-400-410-et400tr-et410tr-standard-bore-66mm","title":"SPI Piston Kit for Yamaha Enticer II 400 410 ET400TR ET410TR Standard Bore 66mm","description":"\u003ch2\u003eSPI Piston Kit for Yamaha\u003c\/h2\u003e\u003cp\u003eThis SPI piston kit replaces the original pistons in Yamaha Enticer II 400, 410, ET400TR, and ET410TR snowmobiles with a standard bore of 66mm, providing a direct replacement for engine rebuilds.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis SPI piston kit is designed for Yamaha Enticer II 400, 410, ET400TR, and ET410TR models, utilizing a standard 66mm bore size. It restores compression and performance in your two-stroke snowmobile engine. This piston kit is a reliable choice for rebuilds and top-end overhauls.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined from high-silicon aluminum alloy for strength and heat resistance\u003c\/li\u003e\n\u003cli\u003eIncludes chrome-plated piston rings for reduced wear and long life\u003c\/li\u003e\n\u003cli\u003eComes with wrist pins and circlips for a complete installation\u003c\/li\u003e\n\u003cli\u003eWeight-matched pistons for balanced engine operation\u003c\/li\u003e\n\u003cli\u003eStandard bore size for direct replacement without cylinder boring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha Enticer II 400\u003c\/li\u003e\n\u003cli\u003efor Yamaha Enticer II 410\u003c\/li\u003e\n\u003cli\u003efor Yamaha ET400TR\u003c\/li\u003e\n\u003cli\u003efor Yamaha ET410TR\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTrail riding and recreational snowmobiling with reliable engine performance\u003c\/li\u003e\n\u003cli\u003eReplacing worn pistons after high-mileage use\u003c\/li\u003e\n\u003cli\u003eRebuilding engines after top-end failure for extended service life\u003c\/li\u003e\n\u003cli\u003eRestoring lost power in older sleds\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha Enticer II 400, 410, ET400TR, ET410TR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e66mm (standard bore)\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 is included in this piston kit? \u003cstrong\u003eA:\u003c\/strong\u003e The kit typically includes two pistons, rings, wrist pins, and circlips for a complete rebuild on twin-cylinder engines.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this kit require cylinder boring? \u003cstrong\u003eA:\u003c\/strong\u003e No, this is a standard bore kit designed for original cylinders that are within specification, but always measure your cylinder bore before ordering.\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":44890690388054,"sku":"SZ1F12639","price":153.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_edb3fc75-ac0b-47a5-baed-f9dff400a659.jpg?v=1781143012","url":"https:\/\/www.solidspare.com\/products\/spi-piston-kit-for-yamaha-enticer-ii-400-410-et400tr-et410tr-standard-bore-66mm","provider":"Solid Spare","version":"1.0","type":"link"}