Without question, cylinder-head porting is a science. The act of removing metal from the intake and exhaust ports to increase airflow has been used for decades, and in most cases, a skilled head ...

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 ...

It's difficult to argue with the technological advancements that make Chrysler's new products like the Challenger and Charger fun to drive. Chrysler's late-model Hemi engine is a prime example of ...

Over the past few months, we've stated in numerous articles (including our tech feature on Grump's 331-inch Chevy) that the main reason for the horsepower gains enjoyed by many of the Modified and Pro ...

Having a cylinder head rebuilt in a shop environment will fix it but likely will not bring the head back to as-new condition. Craig Wood, Vice President of Business Development and Marketing for ...

Last week, we introduced you to Robert “Jocko” Johnson, the desert-dwelling sculptor/cylinder head-porting master/would-be land speed record-breaker profiled in the May 5, 1997 issue of Autoweek. This ...