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 ...

Good cylinder heads are necessary to the production of serious horsepower, but what exactly constitutes a "good" cylinder head? Typically, we identify them with big, impressive flow numbers.

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 ...

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 ...

Our team is designing a custom engine flow bench that is tuned to the needs of the sponsor. Our flow bench will include sensors to accurately measure atmospheric conditions as well as pressure drop at ...