When discussing flow numbers for a potential porting job or the purchase of cylinder heads, always identify the bore size, as well as the test pressure, or you may not get what you paid for. Before ...

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 ...

Wet flow testing has moved in and out of the realms of mainstream power topics many times during the last 40 years. Like many aspects of race engine development that are a step aside of normally ...