{"product_id":"spi-cdi-modular-unit-for-polaris-snow-1986-1989-indy-400-replaces-oem-3083725","title":"SPI CDI Modular Unit for Polaris Snow 1986-1989 Indy 400 Replaces OEM# 3083725","description":"\u003ch2\u003eSPI CDI Modular Unit for Polaris\u003c\/h2\u003e\u003cp\u003eThis SPI CDI modular unit replaces OEM part number 3083725 and provides reliable ignition control for Polaris Indy 400 snowmobiles from 1986 to 1989.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis SPI CDI modular unit is a direct replacement ignition module designed for Polaris snowmobiles, specifically the Indy 400 models from 1986 through 1989. It replaces OEM number 3083725 to restore proper spark timing and engine performance. The unit delivers consistent ignition firing, helping to eliminate hard starting and misfires in older two-stroke engines.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement for OEM CDI module 3083725\u003c\/li\u003e\n\u003cli\u003eSolid-state design for reliable ignition timing and dwell\u003c\/li\u003e\n\u003cli\u003eEncased in durable epoxy potting to resist vibration and moisture\u003c\/li\u003e\n\u003cli\u003ePlug-and-play installation with factory connectors\u003c\/li\u003e\n\u003cli\u003eTested for compatibility with Polaris Indy 400 ignition systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Polaris Indy 400 (1986-1989)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eInstalled on Polaris snowmobiles for reliable ignition under cold and wet conditions\u003c\/li\u003e\n\u003cli\u003eUsed when original CDI unit fails or produces weak spark\u003c\/li\u003e\n\u003cli\u003eCommon replacement in vintage snowmobile restoration projects\u003c\/li\u003e\n\u003cli\u003eHelps restore engine starting and smooth idle on two-stroke engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3083725 (OEM Replacement)\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this CDI unit fit a Polaris Indy 400 from 1987? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, the SPI CDI modular unit is designed for 1986-1989 Polaris Indy 400 models, including the 1987 model year.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this CDI module include the wiring harness? \u003cstrong\u003eA:\u003c\/strong\u003e No, this unit is the CDI module only; it connects directly to the existing harness using the stock connector.\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":44949783707734,"sku":"SZ1F14810","price":241.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_5ef67d2e-a85b-493c-8073-fde676d8abcc.jpg?v=1781398917","url":"https:\/\/www.solidspare.com\/products\/spi-cdi-modular-unit-for-polaris-snow-1986-1989-indy-400-replaces-oem-3083725","provider":"Solid Spare","version":"1.0","type":"link"}