Ford GM L20 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!

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.

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

Learn how to identfy motors for your LS Swap. In this guide we cover generation 4 small block engines and some of the cheaper options for more power.

This resource contains a transmission pan shape ID chart and other tips to help with identifying GM transmissions.

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

Comparing GM’s LS V8 engine to the high-tech LT V8 engine. Which is better for your performance needs and budget?

Building GM’s LQ4 6.0L Gen 3 LS engine for various power levels is easy with the right performance parts recipe.

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