1982 GMC C3500 Wire and Cable

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

Learn how to install and wire a digital tachometer. Speedway Motors covers the entire process with our installation of the Acewell 1100 Digital Tachometer.

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!

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.

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.

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

Check out this headlight wiring and taillight wiring diagram.

Speedway Motors employee Tim M. decided to take us along as he takes another step in restoring a '32 Ford. This go-round he repairs an original '32 grille insert to put in his new shell.

See how to install 3" Ram Horn exhaust manifolds on a C/10 with a 406 engine. Learn some tips on welding steel tubing to a cast iron manifold and how they are modified to fit the truck.

Decode, ID, and upgrade your GM 12-bolt rear end. Learn axle specs, gear ratios, and best performance parts upgrades.