One of the easiest ways to tune an engine's performance is with the intake manifold. Yes, the camshaft can have a bigger role in horsepower production, but a camshaft swap includes real work and more ...

At this point in our careers, we have two favorite treats that might surprise you. One is to go to the races and not carry a camera; the other is to do a carbureted dyno test. Not having to work ...

For years LT1 enthusiasts have been running well into the nines with factory LT1 and LT4 intake manifolds. With some porting the factory castings have proven capable competitors, even on big-cube and ...