{"product_id":"cdi-box-unit-ecu-for-yamaha-banshee-350-yfz350-atv-1987-1988-1994-1989-1990","title":"CDI Box Unit ECU For Yamaha Banshee 350 YFZ350 ATV 1987 1988-1994 1989 1990","description":"\u003ch2\u003eCDI Box Unit ECU for Yamaha\u003c\/h2\u003e\u003cp\u003eThis CDI box unit ECU manages ignition timing to restore reliable sparking and engine performance on compatible vintage sport ATVs.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis CDI box unit ECU for Yamaha is an essential electrical component that controls the spark plug firing sequence in the ATV's engine. Engineered to match factory timing curves, this CDI box unit ECU for Yamaha resolves common spark-loss and ignition failure issues. It is aimed at ATV enthusiasts and mechanics looking to restore reliable starting and smooth power delivery.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eAdvanced circuitry ensures precise ignition timing across the RPM range.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty housing protects internal electronics from vibration and moisture.\u003c\/li\u003e\n\u003cli\u003eFactory-matched plug connectors allow straightforward plug-and-play installation.\u003c\/li\u003e\n\u003cli\u003eHigh-quality internal components deliver stable voltage output.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha Banshee 350 YFZ350 (1987-1994)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDiagnosing and fixing intermittent spark loss or weak ignition.\u003c\/li\u003e\n\u003cli\u003eRestoring optimal engine performance on vintage all-terrain vehicles.\u003c\/li\u003e\n\u003cli\u003eReplacing failed electronic control units during engine rebuilds.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponent Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCDI Box ECU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1987-1994\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 What are the signs of a failing CDI box? \u003cstrong\u003eA:\u003c\/strong\u003e Symptoms include a sudden loss of spark, engine misfires, erratic idling, or the engine shutting off once it gets warm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is any programming needed for this ECU? \u003cstrong\u003eA:\u003c\/strong\u003e No, this CDI box is pre-programmed with factory specifications and is a direct plug-and-play unit.\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":44788791410774,"sku":"SZ1E01292","price":53.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/57_af0aa2ab-3df6-442b-ba0c-8e28c101229e.jpg?v=1779929386","url":"https:\/\/www.solidspare.com\/products\/cdi-box-unit-ecu-for-yamaha-banshee-350-yfz350-atv-1987-1988-1994-1989-1990","provider":"Solid Spare","version":"1.0","type":"link"}