Half the crowd cheers, half winces — and both sides have a point.

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 ...

Among the go-to engines for affordable, reliable V8 swaps, you can't really beat General Motors' LS small-block engine. You can find the things in everything from Mazda RX-7s to classic Minis. A new ...

A complete guide to the history of the LS and Vortec engine brands, the differences between them, and their components. Back in the early 1990s the Gen II LT1 and LT4 engines powered GM's hottest ...

Add Yahoo as a preferred source to see more of our stories on Google. There's a reason why gearheads put both LS (not to be confused with LT) and Vortec engines under the same umbrella of "LS", ...

Few engine families go down quite so well in the history books as Chevrolet's iconic LS series. The family consists of powerful small-block V8 engines, and they've been seen in everything from ...

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 ...