LS3's can make great power with the stock heads, but Trick Flow engineers combined the best features of GM's LS3 and LS7 cylinder heads with its own race-winning engineering and technology to create ...

In the first three installments of our Great Crate Update series, we tested a wide range of modifications on our GM Performance Parts (GMPP) LS2 crate engine. After installing two different types of ...

In the market for a huge power increase? Then you're probably looking at getting a set of ported aluminum heads on your GM car or truck. Here's a sampling of what's available from the aftermarket ...

There's no official metric that keeps track of this sort of thing, but it's quite possible that the LS-series small-block has risen to global domination faster than any platform in the history of ...