What does it take to add 175 horsepower to your LS motor? The usual answer is forced induction, but what about a simple cam swap? Such a cam must surely combine the wonder of Elvin magic with the ...

The number of variations on the popular LS engine is downright scary if you are new to the game and trying to figure out which one to grab at the junkyard or online. So let's start from the beginning.

The LS combos have the potential to make ground-pounding power, even in almost-stock trim. As usual, our bellies weren't yet full, though, and our minds were on the buzz for something more. We just ...