The number of variations on the popular LS engine is downright scary if you are new to the game and trying to figure out which one to grab at the junkyard or online. So let's start from the beginning.

Over the years, General Motors has employed several eight-cylinder engine designs ranging from the inline "Straight-8" to the current LT1 V8. However, many agree that the small-block LS engines were ...

Engine swaps open up a lot of possibilities for project car builders. One of the most common engine swaps to see is the LS swap, with everyone from drift car builders to drag racers opting to use GM's ...

The LS engine, originally designed for General Motors’ vehicles in the late 1990s, has transcended its initial purpose to become the most popular swapped powerplant in automotive history. Its ...

The LS engine’s bottom end is the foundation for its legendary power and durability, but getting it right means mastering clearances, torque specs, and oiling strategy. Whether you’re chasing 500 hp ...