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 ...

To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...

Cylinder head porting is one of those garage mods that lives somewhere between speed-shop legend and flow-bench science. Also referred to as port and polish, the idea is simple: Open up the intake and ...

Contrary to what you might have learned in bench racing, larger port size does not always mean more power. Port shape is the key to power and when that power becomes available. Cylinder-head porting ...

The field of engine design requires a wide variety of parameters to show the performance of an internal combustion engine. A very popular way to do so throughout the industry is with the use of a flow ...

Power-adder Coyote fans are a happy bunch. The free-breathing V-8 eagerly responds to power inducements, and enjoys well-engineered cooling and fuel systems. Up to the octane limits of pump ...