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 ...

General Motors introduced the third-generation small-block V8 engine, the 5.7-liter LS1, in conjunction with the new C5 Chevrolet Corvette in 1997. That launch marked the beginning of the LS engine ...

As the number of GM's production Gen III/IV V-8s proliferates, there's been a corresponding explosion in the number and variety of engine parts released to the public. Generally, they are ...

General Motors' LS crate engine is a series of popular V8 engines (and recently V6 engines) that punch well above their weight class. While these motors are small, they can deliver far more ...

After a recent discussion with the Editor about the best combination of performance in and dollars out, we decided to go to the source to find out what the GM powertrain engineers would do if they ...