While some Gen IV engines do use cathedral port cylinder heads, pretty much all are of the later, LS6 design. By 2009, cathedral port use was mostly restricted to just the 5.3L engines while all but ...

We know that the LS engine family responds well to changes in cam timing and that, like every engine ever made, the LS also responds favorably to boost. The question isn't whether you can get power ...

When it comes to the Chevrolet LS family of engines, it’s hard to impress anyone anymore. With many builders easily able to pump out 1,000-plus horsepower from the forced-induction LS V8 engine ...

This American power unit has a track-record unlike any other modern V-8 engine.