COMP Cams Plymouth Roadrunner Engine Parts

The dyno at the Speedway Motors Racing Engine shop is always humming. We set up a camera in the cell to catch a few of the engines that have passed through the door recently.

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

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.

Once you're ready to start selecting valve train components, we have some useful tips and tools that should boost your performance. We discuss proper valve-springs, pushrod length, and rocker arm ratios.

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.

Watch Zach build our 383 engine for the 1932 Roadster. Zach and Joe breathe new life into our 383 by adding a Holley 750 4 Barrel Carburetor and Dyers 4-71 blower.

On Day Four of Racer Appreciation Week, the Speedway Motors team visited the shop of Speedway Racing Engines for a tour.

Engine Cylinder Numbers

Overheating is a major cause of DNFs and damaged engines. We'll go beyond the cooling system for solutions to your overheating issues.