Tuff Stuff AC Electrical, Lighting and Wiring Parts

Learn how to hook up a 1-wire alternator on your vehicle. 1-wire alternators are perfect for engine swaps or just keeping things simple for your project.

Learn how to wire dual electric radiator fans. Use our dual fan wiring diagram and guide to make sure you properly wire your fans to your thermostat.

Check out this headlight wiring and taillight wiring diagram.

Read how to wire a lightning sprint engine. This detailed account of how to successfully wire an engine will ensure a smooth installation.

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.

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!

Learn the proper steps in upgrading your air cleaner assembly to ensure clean air, allowing your engine to more easily make the power that it should.

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

Custom rides usually require custom brake and fuel lines. Educate yourself on the tools you will need and the proper steps to a successful line assembly in our buyer's guide.

Troubleshooting a fuel gauge can be a seriously aggravating issue. Click here for a video showing some hints and tips!