Modified Wiring Harness and Components

This article demonstrates how to install a complete Winters quick change kit with additional parts including birdcages, brackets, and calipers for a modified race car.

Small block Chevy V8 or the modern LS V8? Which one comes out on top as the best engine to swap into your ride?

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.

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!

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

Looking for a performance or custom brake set-up? Whether you're replacing components or building your brakes from scratch, you may wonder what size master cylinder or booster to use. No need to worry, just follow our handy guide.

Are you a collector of automotive signs? This is a DIY project where you will learn how to convert a hardwired sign to a plug in. Jess M. explains each step to get the job done!

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!

Learn about performing an LS Swap in a 1972 Chevelle in this tech article. We'll discuss lessons learned from our Chevelle engine swap using a 500-horse 6.0.

Learn more about GM steering column identification, GM steering column lengths, and GM steering column compatibility.