{"product_id":"namura-spi-020-over-bore-top-end-kit-for-ski-doo-600-ace-4-strokes-74-5mm","title":"Namura\/SPI .020 Over Bore Top End Kit for Ski-Doo 600 ACE 4-Strokes - 74.5mm","description":"\u003ch2\u003eNamura\/SPI .020 Over Bore Top End Kit for Ski-Doo\u003c\/h2\u003e\u003cp\u003eThis top end kit is designed for Ski-Doo 600 ACE 4-stroke engines, featuring a .020 over bore with a 74.5mm piston to restore compression and power.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis Namura\/SPI top end kit provides a .020 over bore (74.5mm) piston assembly for Ski-Doo 600 ACE 4-stroke snowmobile engines. It includes all necessary components to rebuild the top end and bring back lost performance. Ideal for riders looking to refresh their engine after wear or damage.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOversized .020 bore (74.5mm) restores cylinder compression\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for Ski-Doo 600 ACE 4-stroke engines\u003c\/li\u003e\n\u003cli\u003eHigh-strength alloy construction for durability\u003c\/li\u003e\n\u003cli\u003ePrecision-machined ring grooves for consistent seal\u003c\/li\u003e\n\u003cli\u003eDirect replacement for worn top end components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Ski-Doo 600 ACE 4-stroke engines\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e74.5mm (.020 over)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSki-Doo 600 ACE 4-stroke\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 I need to re-bore my cylinder to use this kit? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this is an oversized piston set; your cylinder must be bored to 74.5mm to match.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What engines does this kit fit? \u003cstrong\u003eA:\u003c\/strong\u003e This kit is specifically for Ski-Doo 600 ACE 4-stroke engines; confirm your engine model 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":44949977989206,"sku":"SZ1F16538","price":494.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_7f24453f-7648-4388-b9d2-41b404692f89.jpg?v=1781401725","url":"https:\/\/www.solidspare.com\/products\/namura-spi-020-over-bore-top-end-kit-for-ski-doo-600-ace-4-strokes-74-5mm","provider":"Solid Spare","version":"1.0","type":"link"}