Chevy Chevy II Gen 4 5.3 LS Swap Parts

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

Both 5.3 and 5.7 LS engines are commonly sourced for LS swaps. Here's a look at some differences and similarities as well as a discussion of what might be the best choice for your project.

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!

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

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.

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

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

While everyone is looking for a 6.0 LS, don’t count out the original 5.7 LS1 engine for your next LS swap performance build

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.

Identify SBC heads using casting numbers, style tips, and year-by-year guides for your small block Chevy engine projects