It's common knowledge that most modifications made to an engine involve a tradeoff somewhere in the overall equation. You might want a higher compression ratio, but the trade-off here is a need for ...

Over most other components, the correct performance camshaft can make the biggest improvement in an engine. If you look through a camshaft catalog or website to choose a new camshaft, you will often ...

Ah, the camshaft: that magic stick that offers the promise of so much extra horsepower, while at the same time creating the fear of transforming a tractable and smooth powerplant into a snorting, ...

With so many LS3 and L92 engines on the road and new Camaros already starting to be modified, it was high time GMHTP took a crack at testing a gaggle of streetable cams perfect for the new Gen IV mill ...