{"product_id":"spi-standard-bore-piston-kit-for-ski-doo-formula-iii-600-fits-1995-1999-64-5mm","title":"SPI Standard Bore Piston Kit for Ski-Doo Formula III 600 fits 1995-1999 64.5mm","description":"\u003ch2\u003eStandard Bore Piston Kit for Ski-Doo\u003c\/h2\u003e\u003cp\u003eThis standard bore piston kit replaces the worn piston in Ski-Doo Formula III 600 snowmobiles from 1995 to 1999, using a 64.5mm bore size.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe SPI Standard Bore Piston Kit is a direct replacement for Ski-Doo Formula III 600 engines, providing a new piston, rings, wrist pin, and retaining clips. It restores compression and performance for 1995‑1999 models with a 64.5mm bore, helping your snowmobile run like new.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eForged aluminum piston for strength and heat resistance\u003c\/li\u003e\n\u003cli\u003eChrome‑plated steel rings for long life\u003c\/li\u003e\n\u003cli\u003ePrecision‑machined wrist pin with circlips\u003c\/li\u003e\n\u003cli\u003eStandard bore size eliminates need for cylinder machining\u003c\/li\u003e\n\u003cli\u003eDesigned for Ski‑Doo Rotax 600 engine\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Ski‑Doo Formula III 600 (1995‑1999)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSnowmobile trail riding\u003c\/li\u003e\n\u003cli\u003eCross‑country touring\u003c\/li\u003e\n\u003cli\u003eEngine rebuild and top‑end refresh\u003c\/li\u003e\n\u003cli\u003eWinter recreation and competition\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\u003e64.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRotax 600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKit Includes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePiston, rings, wrist pin, circlips\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 Will this piston kit fit a 1995‑1999 Ski‑Doo Formula III 600? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is specifically designed for those model years with a 64.5mm standard bore. Confirm your engine serial number before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What other maintenance should I do when replacing the piston? \u003cstrong\u003eA:\u003c\/strong\u003e It is recommended to inspect the cylinder bore and replace the gaskets and seals for a complete top‑end overhaul.\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":44890470482006,"sku":"SZ1F11397","price":129.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_dffcc90b-fea8-4bc3-a351-4ef355eecf34.jpg?v=1781140022","url":"https:\/\/www.solidspare.com\/products\/spi-standard-bore-piston-kit-for-ski-doo-formula-iii-600-fits-1995-1999-64-5mm","provider":"Solid Spare","version":"1.0","type":"link"}