Back in the early 1990s the Gen II LT1 and LT4 engines powered GM's hottest performance cars, but GM read the tea leaves and knew that this platform would not be able to get them where they would ...

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.

GM's LS engine is a powerhouse, thanks to great-flowing heads that enable tremendous horsepower and high-rpm performance. But while the LS is becoming a more popular swap choice for earlier, pre-C5 ...

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 ...