1951 GMC 100 Electrical, Lighting and Wiring Parts

Check out this headlight wiring and taillight wiring diagram.

Looking to replace a turn signal switch in your street rod, rat rod or muscle car? Kevin explains the install process in his 1954 Belair, which you can apply to your own build.

Watch our Steering Column Wiring Guide video for useful tips on wiring your new steering column for your vehicle. Ididit takes you through the wiring process.

Wiring a car may seem like a daunting process, but Jess explains the steps to successfully wire the ignition switch, headlight switch, and the dash gauges.

Speedway Motors employee Jess M. talks about the custom battery tray and cables she built for her '33 Ford.

In this Tech Tip, a returning customer asks for advice on wiring harnesses for his ’29 Ford roadster project.

In this Tech Tip, John responds to a customer request for our recommendations on brake kits for his ’56 F100.

Learn how to install 1970-73 RS Camaro reproduction parking lamps and how to overcome some obstacles during the installation.

In this Tech Tip, John makes a few suggestions for a customer looking to update the braking system on his ’51 Deluxe.

Mick Rau has a garage full of cool cars, but this Hirohata-inspired Merc is a standout.