The first thing we needed was a small-block Chevy engine on which to evaluate power. Since this was a low-buck cylinder head test, we decided to use our budget small-block 350 … See more

We'll give you a photo of each cylinder head and then show you the dyno numbers. With this broad of a selection, the only hassle might be choosing the best pair of heads. B… See more

We used the stock iron castings as the baseline cylinder head for comparison purposes. This is the 168cc intake port head that comes on the Goodwrench crate engine an… See more

With 200cc intake ports, the Dart head is the largest of the budget heads we tested. As you can see from the horsepower and torque numbers, these heads finished in a virtual tie w… See more