Powermaster AMC Gremlin Engine Parts

All you need to know about racing a 602 GM crate engine and the necessary parts to make a race ready engine.

To celebrate the upcoming 106th running of the Indianaplis 500, here's a look back at a few of the engines that have competed at the Brickyard over the years.

Take a look at a few of the rare and wonderful Chevy engines in the Museum of American Speed!

In honor of NASCAR's 75th anniversary, we're taking a look at a few remarkable engines that have powered our favorite racers to victory through the years.

Engine Cylinder Numbers

Understand GM’s AFM system—how it operates, it’s pros and cons, common lifter failures, and your options for tuning, disabling, or full AFM delete.

Tips and tricks to pull the most from your GM 602/604 platform.

See how to install 3" Ram Horn exhaust manifolds on a C/10 with a 406 engine. Learn some tips on welding steel tubing to a cast iron manifold and how they are modified to fit the truck.

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.