{"product_id":"spi-cdi-modular-for-polaris-indy-400-500-classic-sks-1990-1991-replaces-3083989","title":"SPI CDI Modular for Polaris Indy 400 500 Classic SKS 1990-1991 Replaces 3083989","description":"\u003ch2\u003eCDI Modular for Polaris\u003c\/h2\u003e\u003cp\u003eThis CDI modular replaces OEM part number 3083989 and manages ignition timing for Polaris Indy 400, 500, Classic, and SKS snowmobiles from 1990-1991.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis CDI modular is an electronic ignition control unit designed for Polaris two-stroke snowmobile engines. It ensures reliable spark timing and improved engine performance in cold-weather riding conditions. The CDI modular directly replaces the factory 3083989 module.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDirect plug‑and‑play replacement for OEM 3083989\u003c\/li\u003e\n\u003cli\u003eSolid‑state circuitry for consistent spark under load\u003c\/li\u003e\n\u003cli\u003eWeather‑resistant housing protects against snow and moisture\u003c\/li\u003e\n\u003cli\u003eEngineered to meet or exceed OEM electrical specifications\u003c\/li\u003e\n\u003cli\u003eCompact design fits existing mounting location\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Polaris Indy 400 (1990-1991)\u003c\/li\u003e\n\u003cli\u003efor Polaris Indy 500 (1990-1991)\u003c\/li\u003e\n\u003cli\u003efor Polaris Classic (1990-1991)\u003c\/li\u003e\n\u003cli\u003efor Polaris SKS (1990-1991)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTrail riding in deep snow and cold temperatures\u003c\/li\u003e\n\u003cli\u003eBackcountry exploration where consistent ignition is critical\u003c\/li\u003e\n\u003cli\u003eReplacing a failed OEM CDI module during winter maintenance\u003c\/li\u003e\n\u003cli\u003eRestoring older Polaris snowmobiles to reliable running condition\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3083989\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCDI Modular\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 CDI modular work on a Polaris Indy 600? \u003cstrong\u003eA:\u003c\/strong\u003e This unit is specifically designed for the 400 and 500 models listed; always verify engine displacement and model year before installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to replace the stator or coil at the same time? \u003cstrong\u003eA:\u003c\/strong\u003e Not necessarily—only if those components show signs of wear. The CDI modular alone often restores spark function.\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":44949788852310,"sku":"SZ1F14960","price":252.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_63a6d4c5-addf-467c-a512-b94ffa96d5ff.jpg?v=1781399115","url":"https:\/\/www.solidspare.com\/products\/spi-cdi-modular-for-polaris-indy-400-500-classic-sks-1990-1991-replaces-3083989","provider":"Solid Spare","version":"1.0","type":"link"}