Jeep XJ Chrysler Hemi Wiring Harness and Components

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

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

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.

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

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!

Tim talks about the rare V8-60 engine and the parts we have to offer for one.

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

Crimping or soldering automotive wiring are both viable options, but in some cases, it is preferable to do one vs the other

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.

Having a difficult time deciding which racing harness to use? With many options to consider from size to closure type, this article will walk you through how to go about choosing the perfect one for you and your race car. Safety first!