AutoMeter GMC PM253 Electrical, Lighting and Wiring Parts

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

Learn about the different types of brake valves. Our guide covers Metering, Residual, Proportioning, and Combination valves to understand your brake system.

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

Check out this headlight wiring and taillight wiring diagram.

Why convert to an LED-style headlight or taillight system? Click here to find out how to do it the easy way!

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.

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.

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

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!

Dialing in a suspension setup? Why not use a vehicle mounted camera to record the travel? Click here for some information on the versatility of vehicle mounted cameras and where to mount them!