1973 GMC Sprint Headlight Dimmer Switch Covers

What can sprint car wings do? Wings help cars go faster, handle better and add safety. Find out how sprint car wings are constructed, the concept behind down force and the sprint car wing adjustments you are allowed to make while at the track.

We show you how to keep that old GM transmission when swapping in an LS engine. Our LS swap adapter kits make it easy!

Pit Sheet.

In this video, we walk through the process of installing a rear disc brake conversion kit that uses a weld-on caliper bracket.

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

How to change brake pads, rotors and calipers using the Mustang II complete brake kit. Replace your drum brakes with disc brakes for performance and better braking ride. For use on Bobcat and Mustang II spindles.

An LS cam swap can yield big power gains. And, you can do it at home. Here's how...

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

An overview on swapping turbo mufflers for chamber mufflers on a 1969 C/10 pickup. See how to extend the muffler length using exhaust pipe.

Learn how to swap out an LS engine with a modern fuel injected engine into a hot rod for added horsepower, fuel economy, or throttle response. View a list of parts and helpful tips to complete the installation.