Gen 4 LS Camshaft and Valvetrain

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

An LS cam swap can yield big power gains. And, you can do it at home. Here's how...

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.

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

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!

In this episode of our C10 build series, we swap cams in a junkyard 5.3 and make surprisingly big power.

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

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.

Rebuilding an engine? Stay organized by using a valvetrain rocker arm organizer tray while disassembling the valvetrain components. Learn some tips on why you shouldn't mix up lifters if you intend on using them again.

Understand GM’s AFM system—how it operates, it’s pros and cons, common lifter failures, and your options for tuning, disabling, or full AFM delete.