In its history, General Motors has put some powerful LS engines under the hood of its most popular models. Here are the top ones and their specs.

With a supercharged LS7 engine and show-quality design, this custom 1966 Chevy II Nova is the best of both worlds. See it for ...

We definitely weren't expecting to stumble across a four-cylinder crate engine topped with an LS3-port ... The bore of 4.125 inches is the same as an LS7, and it can go bigger, but the "smaller ...