The idea behind this effort was to use one flow bench to test as many small-block and big-block Chevy cylinder heads as possible. By using one flow bench and the same test procedure, we eliminated ...

Part I in the October 2002 issue began to unravel the mystery of deciphering airflow numbers that are derived from flow bench testing. We addressed the question, "Why test for airflow?" and detailed ...

Whether you want to admit it or not, more than a few Bow Tie racers have lined up against 5-point-slow Mustangs only to discover that they-on rare occasion-aren't actually all that slow. Chances are ...

Peer under the hood of the fast cars at the strip or the local burger joint and you'll see the AFR logo etched into more than a few cylinder heads. Racers demand proven performance, so it's no ...