When you need to replace the headlight, turning signal or parking light bulb on your 1991 Ford F350, finding out what the replacement size you need can be a time consuming task. Whether you want to replace your headlamp bulb with a HID (High Intensity Discharge) Headlight Kit, Xenon Headlamp Kit or replace your interior lighting bulbs with LED (Light Emitting Diode) bulbs, we’re here to help you with your 1991 Ford F350.
The Modified Life staff has taken all its Ford F350 headlight bulb replacement guide, Ford F350 light bulb size guides, Ford F350 light bulb replacement guides and cataloged them online for use by our visitors for free. Our Ford F350 light bulb guides allow you to easily replace light bulbs, replace headlight bulb, change a broken lightbulb, install a hid headlight conversion or install led light bulbs instead of spending countless hours trying to figure out which light bulb sizes in your 1991 Ford F350.
Feel free to use any replacement light bulb sizes that are listed on Modified Life but keep in mind that all information here is provided as is without any warranty of any kind. Use of the replacement bulb size information is at your own risk. Always verify all light bulb sizes, bulb voltage usage and bulb wattage before applying any information found here to your 1991 Ford F350.
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1991 Ford F350 Automotive Light Bulb Size Guide
Low Beam Headlight Bulb Size: 9004
High Beam Headlight Bulb Size: 9004
Parking Light Bulb Size: 3157
Front Turn Signal Light Bulb Size: 3157
Rear Turn Signal Light Bulb Size: 3157
Tail Light Bulb Size: 3157
Stop Light Bulb Size: 3157
License Plate Light Bulb Size: 194 or 97
Back Up Light Bulb Size: 3156
Front Side Marker Light Bulb Size: 3157
Rear Side Marker Light Bulb Size: 194
Ash Tray Light Bulb Size: 161
Glove Box Light Bulb Size: 194
Map Light Bulb Size: 105
Step/Courtesy Light Bulb Size: 912
Trunk/Cargo Area Light Bulb Size: 912
Under Hood Light Bulb Size: 90
Instrument-General Light Bulb Size: 161 or 194 or 89
Hi-Beam Indicator Light Bulb Size: 194
Seat Belt Indicator Light Bulb Size: 194
Brake Warning Light Bulb Size: 194
Directional Signal Indicator Light Bulb Size: 194
Radio Dial Light Bulb Size: 936
The 1991 Ford F350 light bulb socket size and lightbulb replacement information above is updated as it is submitted by the Modified Life community.