This American power unit has a track-record unlike any other modern V-8 engine.

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 ...

Although Vortec engines fall under the "LS" branding, they aren't actually the exact same as more traditional LS engines made by General Motors.

There was a time when LS engines in a lowrider were rare. So rare that when you first saw them you probably didn't think much about 'em; but things have changed—and changed big time. Today, having an ...

More than 20 years after the first Gen III LS1 V8 rolled off the assembly line for the 1997 Corvette, it seems there are LS cylinder heads everywhere, and even more stories that have tested and ...