{"product_id":"cdi-fit-for-ski-doo-mx-z-440-f-z-583-z-670-1997-safari-cheyenne-503-f-c-140-1991","title":"CDI Fit for Ski Doo MX Z 440 F\/Z 583\/Z 670 1997 Safari Cheyenne 503 F\/C 140 1991","description":"\u003ch2\u003eCDI for Ski Doo\u003c\/h2\u003e\u003cp\u003eThis is a CDI ignition module for Ski Doo snowmobiles, engineered to manage spark timing and ignition output for reliable starting and consistent throttle response. It is an electrical replacement component designed for the MX Z 440 F, Z 583, Z 670, Safari Cheyenne, and 503 F\/C 140 models from the 1990s.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis CDI for Ski Doo replaces a worn or failed ignition control unit, ensuring the engine fires correctly across all RPM ranges. It restores dependable performance in the MX Z 440 F, Z 583, Z 670, Safari Cheyenne, and 503 F\/C 140, making it a direct functional substitute for the original component. This CDI for Ski Doo is essential for getting an older sled back on the trails with stable ignition timing.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSolid-state circuitry resists vibration and thermal stress for long service life\u003c\/li\u003e\n\u003cli\u003ePrecise spark timing maps support consistent idle and smooth mid-range power\u003c\/li\u003e\n\u003cli\u003ePotting compound protects internal electronics from moisture and frost\u003c\/li\u003e\n\u003cli\u003ePlug-and-play electrical connector fits the stock wiring harness\u003c\/li\u003e\n\u003cli\u003eLightweight housing mounts in the original location without modification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Ski Doo MX Z 440 F 1997\u003c\/li\u003e\n\u003cli\u003efor Ski Doo MX Z 583 1997\u003c\/li\u003e\n\u003cli\u003efor Ski Doo MX Z 670 1997\u003c\/li\u003e\n\u003cli\u003efor Ski Doo Safari Cheyenne 1991\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplaces a faulty ignition module during a winter maintenance session\u003c\/li\u003e\n\u003cli\u003eRestores spark on a hard-starting 2-stroke engine in freezing temperatures\u003c\/li\u003e\n\u003cli\u003eSupports backcountry trail riding where consistent ignition is critical\u003c\/li\u003e\n\u003cli\u003eUseful for a shop technician rebuilding a vintage snowmobile engine\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIgnition module (CDI)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSki Doo MX Z 440 F, Z 583, Z 670, Safari Cheyenne, 503 F\/C 140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1997 (MX Z series), 1991 (Safari)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot specified in title\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this CDI work on a Ski Doo from a different year? \u003cstrong\u003eA:\u003c\/strong\u003e Fit depends on the exact wiring and ignition curve, so confirm your model and serial number before purchase. The listed years (1997 and 1991) are the primary intended matches.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What are signs the old CDI is failing? \u003cstrong\u003eA:\u003c\/strong\u003e Common symptoms include no spark, intermittent misfires, or an engine that cranks but will not start. Replacing the CDI often restores normal ignition in these cases.\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":"Part Outfitters","offers":[{"title":"Default Title","offer_id":46610805784762,"sku":"ZZ3F08323","price":92.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/2476\/1786\/files\/s-l1600_1b75b22e-58c7-4434-922c-f4c73a4f2acb.jpg?v=1789002952","url":"https:\/\/partoutfitters.com\/products\/cdi-fit-for-ski-doo-mx-z-440-f-z-583-z-670-1997-safari-cheyenne-503-f-c-140-1991","provider":"Part Outfitters","version":"1.0","type":"link"}