Automakers strive to produce the highest-performing engines that meet their budget goals. That often means the performance gains from porting and polishing intake (and exhaust) ports aren't ...

Nothing ever stays the same for long-technology makes sure of that. Not all that long ago, high-tech was a digital electronic ignition system. Today, the new LS1 and LS6 GM engines are pushing the ...

Whether it's reworking the ignition curve on a 400ci Ram Air III or cutting down the EGR tube on an LS1 displacing 346 ci, Pontiac owners love to tweak their machines to extract additional power. In ...

Modifying your intake can fundamentally change how your engine breathes. Discover exactly how porting affects performance and if it's worth the effort.

Porting an intake manifold essentially helps increase airflow into the engine. Improved airflow equates to more horsepower and helps the engine feel more responsive at the throttle. A standard intake ...