{"product_id":"spi-standard-bore-top-end-repair-kit-for-ski-doo-mxz-670-ho-summit-x-78mm","title":"SPI Standard Bore Top End Repair Kit for Ski-Doo MXZ 670 HO \u0026 Summit X 78mm","description":"\u003ch2\u003eStandard Bore Top End Repair Kit for Ski-Doo\u003c\/h2\u003e\u003cp\u003eThis standard bore top end repair kit for Ski-Doo provides all necessary components to rebuild the cylinder and piston assembly for MXZ 670 HO and Summit X snowmobiles for 78mm bore size.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis standard bore top end repair kit for Ski-Doo is a complete assembly designed to restore compression and power in MXZ 670 HO and Summit X engines. The kit includes pistons, rings, wrist pins, and gaskets for a reliable rebuild. It is specifically engineered for Ski-Doo 670cc two-stroke engines.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined pistons for consistent fit\u003c\/li\u003e\n\u003cli\u003eHigh-strength rings for optimal sealing\u003c\/li\u003e\n\u003cli\u003eIncludes wrist pins and circlips for secure assembly\u003c\/li\u003e\n\u003cli\u003eComplete gasket set for leak-free installation\u003c\/li\u003e\n\u003cli\u003eManufactured to stringent tolerances for long service life\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Ski-Doo MXZ 670 HO\u003c\/li\u003e\n\u003cli\u003efor Ski-Doo Summit X\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTrail riding snowmobiles requiring engine overhaul\u003c\/li\u003e\n\u003cli\u003eMountain climbing applications needing reliable power\u003c\/li\u003e\n\u003cli\u003eRecreational riding where top-end performance is critical\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\u003e78mm (Standard)\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Ski-Doo 670cc engines\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 everything for a top-end rebuild? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the kit includes pistons, rings, wrist pins, circlips, and all necessary gaskets for a complete top-end overhaul.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this kit compatible with stock cylinders? \u003cstrong\u003eA:\u003c\/strong\u003e This standard bore kit is designed for cylinders that have not been overbored and accepts OEM-spec 78mm pistons.\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":44949962522710,"sku":"SZ1F16374","price":439.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_1cff8eb6-e8c3-43ec-b7da-2cd2bf61e05f.jpg?v=1781401536","url":"https:\/\/www.solidspare.com\/products\/spi-standard-bore-top-end-repair-kit-for-ski-doo-mxz-670-ho-summit-x-78mm","provider":"Solid Spare","version":"1.0","type":"link"}