The truth is that production iron small-block Chevy exhaust ports are weak ... This area is called the throat. The idea is to eliminate this ridge while still leaving a slight venturi effect.

Our lineup of small-block Chevy production heads is (from left ... with only a slight exhaust port revision.(Illustration: Joe Goebel) Talk to any racer and he'll tell you without hesitation ...

You could be forgiven for thinking the 2025 Chevy Equinox comes equipped with ... which does not include the faux exhaust ports. We certainly haven’t seen the end of this industry trend, and ...

What do you get when you add one part exhaust, one part air intake, and one part programmer to a brand-new Chevy truck? You get better mileage, more power, and a truck that will walk away from ...