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 ...

Chevy's new bow tie head, left to right: 14011058 cast iron V8, 14011050 aluminum V8, and 14044802 90-degree V6. All share the same intake and exhaust port design philosophy, although there are some ...

Copying a key design component from Ford, this was supposed to be Pontiac's best high-performance V8 of the '70s, but it ...

We may receive a commission on purchases made from links. Automakers strive to produce the highest-performing engines that meet their budget goals. That often means the performance gains from porting ...