Muscle & Classic Car Engine Service

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

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

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

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

Classic cars ran on normal motor oils for decades, so why change now? The answer lies in the evolution of gasoline engines and how motor oil has co-evolved.

Prepare your classic muscle car for autocross competition by exploring the best options, beginner tips, and essential suspension upgrades.

Knowing popular engine dimensions and weights are critical to a successful engine swap in your project vehicle

Electrical wiring is one of those tasks that enthusiasts dread tackling on their own. We're here to tell you that wiring your project vehicle is something you can do with a little help from your friends at Speedway Motors!

Learn all about what is a 604 crate motor and what it takes to run this small block Chevy in your race or street car.

Learn all about what is a 602 crate motor and what it takes to run this small block Chevy in your race or street car.