77-84 GM C-Body Pontiac V8 Electrical, Lighting and Wiring Parts

GM’s 10-bolt rear axle has been around since the 1960s, here’s how to determine if your junkyard find is worth taking home

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.

Upgrading to electronic ignition is a huge improvement in performance, reliability, and lower maintenance that you can add to just about any engine your project may be running. Learn all about your electronic ignition choices in this buyer's guide.

Learn about GM alternator identification in our guide. We cover GM 3 wire alternators, 1 wire alternators, and externally regulated so you know what to choose.

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

Check out this headlight wiring and taillight wiring diagram.

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 budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

Need a little help Identifying GM Body Styles 1964-1972? Click Here!

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.