Pontiac GM LSA Engine Parts

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!

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.

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

Why was the Pontiac 350 phased out for the Chevy 350? Discover the key differences, performance, and advantages between these iconic GM small-block V8 engines.

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.

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

The GM LS engine is the hot powerplant these days. But is there too much of a good thing?

Learn how to swap out an LS engine with a modern fuel injected engine into a hot rod for added horsepower, fuel economy, or throttle response. View a list of parts and helpful tips to complete the installation.

We show you how to keep that old GM transmission when swapping in an LS engine. Our LS swap adapter kits make it easy!

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