Off Road Painless Wiring EFI Engine Harnesses Parts

Wiring of your race car or hot rod can be completed at home with these helpful automotive 12 V wiring tips.

We help you decide if converting your pickup, muscle car, or hot rod to EFI is worth the time and expense

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

In this Tech Tip, John answers a customer question about the Speedway 12 Circuit Wiring Harness.

A guide on how to install a universal wiring harness in a car. Read tips on properly wiring taillights, headlights, gauges, ignition switch, steering column and more.

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

Unbox our most popular wiring harness with Tim.

Electrical wiring is one of those tasks that enthusiasts dread tackling on their own. We're here to tell you that wiring your project vehicle is something you can do with a little help from your friends at Speedway Motors!

Speedway Tech Steve L. talks about the sometimes aggravating task of headliner installs, and offers a solution to remove some of that frustration.

Fuel injection is here to stay and we delve into the benefits of such retrofit systems for your classic muscle car or street rod in our EFI retrofit buyer's guide!