In most tests on engines up to 6,500 rpm, a modern high-rise dual-plane intake like this Chevrolet Performance example on a Chevy 350 generates the best overall average torque and power numbers ...

Since the days of relieving flathead Fords, we've known about the advantage of porting. Grind those critical passages with the right touch, and airflow through the engine improves-and with more air ...

If there is a classic bolt-on for a small-block Chevy, it has to be the aluminum intake manifold swap. This story is aimed at the first-time bolt-on artist, and we’ve chosen CHP’s My Generation ’87 ...

If there is a classic bolt-on for a small-block Chevy, it has to be the aluminum intake manifold swap. This story is aimed at the first-time bolt-on artist, and we’ve chosen CHP’s My Generation ’87 ...