Ford Gen 4 LS Muscle & Classic Car Swap Parts

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

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!

Inside GM’s Gen V LT engine family: history, tech, and performance of each LT engine option available.

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

The 4.8 LS engine is a salvage yard bargain vs the typical 5.3 or 6.0 LS and can still make great power for your LS swap needs.

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

Small block Chevy V8 or the modern LS V8? Which one comes out on top as the best engine to swap into your ride?

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

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

The 454 big block Chevy is still a popular build option for when there is no replacement for displacement!