1948 Studebaker M16 4L60E Wiring Harness and Components

A real-world guide to 4L60 transmission specs, strength, and swap tips.

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.

Speedway Motors just added some exciting new options to our line of racing harnesses.

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!

Need a little help figuring out which race harness will suit you best? Click here for some things to keep in mind!

Rebuilding a carburetor or renewing it is not as hard or intimidating as it looks. This article will guide you through the steps using a Holley rebuild kit.

Hooker headers are installed in a 1967 Pontiac Firebird for increased power and a boost in performance. See how to work through fitment of the steering box, clutch Z bar and starter.

Speedway Motors employee Jess M. walks us through adding a little salt flat flair to her 1933 Ford coupe, by using moon discs and quarter turn fasteners.