Oldsmobile Dynamic Muscle & Classic Car Differentials

Learn what gear oils do for your differential and how to choose the best gear lubricant for your application's needs

These days, muscle cars aren't just for straight line blasts down the dragstrip. Here's a primer on some of the trick hardware that's available to make your muscle car into a corner carving Pro Touring car that can do it all.

A short article explaining the main differences between open and limited slip differentials.

A brief overview of the steps Speedway Motors takes to ensure you get a quality differential.

Who gets your pick as the best manufacturer from the golden age of the muscle car wars?

I'm sorry to have to tell you this, but the '64 GTO was not the first muscle car.

Learn how to install our new Muscle Car Shifters from Lokar.

Dirt modified racing delivers high-horsepower, adrenaline-fueled action, learn more about them and their racing classes

The '21 season marks the 70th year of NHRA drag racing. Here's look at a few great drag cars from that 70 year history from the Museum of American Speed.

Our guide will help you find the best drag tire for your application and needs