{"product_id":"standard-headlight-bulb-for-ski-doo-formula-plus-521-1985-1990","title":"Standard Headlight Bulb for Ski-Doo Formula Plus 521 1985-1990","description":"\u003ch2\u003eStandard Headlight Bulb for Ski-Doo Formula Plus 521\u003c\/h2\u003e\u003cp\u003eThis standard headlight bulb fits the 1985-1990 Ski-Doo Formula Plus 521 snowmobile, delivering reliable forward illumination for nighttime trail riding.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis standard headlight bulb is built to replace the burned-out or dimmed lamp on a Ski-Doo Formula Plus 521 from the 1985-1990 model run. The bulb restores the factory-style forward beam so you can see the trail ahead after dark. It is a straightforward fit for riders who want dependable illumination without electrical modifications.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eStandard incandescent design matches the original socket and wattage requirement\u003c\/li\u003e\n\u003cli\u003eProduces a consistent forward beam for trail visibility after dark\u003c\/li\u003e\n\u003cli\u003eDirect replacement for the factory headlight bulb\u003c\/li\u003e\n\u003cli\u003eSimple plug-in installation with no wiring changes needed\u003c\/li\u003e\n\u003cli\u003eDurable filament construction rated for the vibration of snowmobile use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Ski-Doo Formula Plus 521, 1985-1990\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eNighttime trail riding where a clear forward beam is required\u003c\/li\u003e\n\u003cli\u003eRestoring a factory headlight after the original bulb burns out\u003c\/li\u003e\n\u003cli\u003eRoutine seasonal maintenance before winter riding begins\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 Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard Headlight Bulb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMachine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Ski-Doo Formula Plus 521\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1985-1990\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 bulb fit my 1985-1990 Ski-Doo Formula Plus 521 directly? \u003cstrong\u003eA:\u003c\/strong\u003e It is listed as a standard headlight bulb for that model and year range, but confirming your socket type and serial number before ordering is recommended.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need any wiring changes to install it? \u003cstrong\u003eA:\u003c\/strong\u003e No, this bulb is a direct replacement that plugs into the existing factory headlight socket.\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":51150204043350,"sku":"OO1C32408","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_8d3701a5-98b2-4f6b-9d7a-5baff6e9ee18.jpg?v=1794571779","url":"https:\/\/www.solidspare.com\/products\/standard-headlight-bulb-for-ski-doo-formula-plus-521-1985-1990","provider":"Solid Spare","version":"1.0","type":"link"}