Engine Masters: Season 1, Episode 6 - ProjectFreeTV

1 - 6: Are CNC-Ported Cylinder Heads Worth the Money?

Topping your engine with a set of aftermarket cylinder heads is a near-certain method for making more horsepower and torque but is the extra power really worth the money? We answer that question for people who are running a typical street-cruising small-block Chevy V8.