Engine shopping can be tough if you're looking through a list of them that all have similar names. A question you might ask yourself is what's the difference between General Motor's LS1 and LSX ...

Apparently, there is no ceiling when it comesLS performance. Just when it seems an insurmountable threshold of horsepower, speed, or low e.t. has been achieved, the next racer is able to shove another ...

You see, a larger displacement LS—say, a 427-inch LS7—is going to be built around an aluminum block. Aluminum is great for shedding weight, but it doesn’t compare to the strength of iron. That’s where ...

When it comes to engine swaps, there might not be one that's more popular than the LS swap. This is in large part due to the easy availability of them, but they are also good performers. The LS7 and ...