GMC 3000 TH400 Electrical, Lighting and Wiring Parts

Learn how to install a side detent shifter in a 1969 Chevy C10.

Check out this headlight wiring and taillight wiring diagram.

Testing a 2 or 3 wire speed sensor sounds difficult, but these videos show that it actually is quite easy!

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.

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

Learn about the wiring of GM HEI Ignition Distributors with our diagrams and guide. Ensure you are getting the best performance out of your ignition system.

Are your gauges reading erratically or does your car run out of power at high rpm? It may be the cause of a bad ground. Speedway Motors can show you how to diagnose and fix the problem in no time at all!

Speedway Tech Zach discusses the Pertronix Ignitor III conversion in his '55 Chevy.

Steve provides a step-by-step guide to install the Speedway Motors GM 10-Bolt Polished Finned Aluminum Rear End Cover.