Jeep Inline 6 4.0 Racing Parts

Learn correct spark plug firing orders for SBC, LS, Mopar, AMC, and Ford V8s, and learn what the correct firing order means for performance.

Robby Unser has been there and done that, often with under the Speedway Motors banner. Today we'll hear about how he got started, life in a famous racing family, and his current gig as a test driver of our G-Comp muscle cars.

The Speedway Motors Tech Team created a quick how-to on squaring the front axle of your open wheel race car.

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

In order to be competitive and win, it's important to find the right set up that works for you and your car. Here's some general reminders to remember during set up!

Learn how to corner balance a car for optimal weight distribution and performance.

Jan Opperman was a two-time Indianapolis 500 starter in 1974 and 1976. His success with USAC earned him a ride in the 1974 Indianapolis 500 in this very car. He didn't finish, but there's plenty more to the story...

Engine Cylinder Numbers

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.

Leaking engine cylinders is an important preventative maintenance test to do while racing. Learn the steps to perform this test and how to indicate proper engine tuning.