Tuff Stuff AC 428 Electrical, Lighting and Wiring Parts

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.

Learn how to install spark plug wire terminal ends. Our step by step guide takes you through terminal end and boot installation with the use of a wire crimping tool.

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.

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

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

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.

How does a cooling system work? Why is your engine overheating? What parts should you be giving your attention to? This guide answers all your questions.