Gasoline engines burn a mixture of fuel and air. In order to create horsepower, your engine must maintain a good quantity and velocity of air/fuel charge into the combustion chamber. Think of the ...

While looking around on modified.com recently, I noticed a post on the site's forum asking what cylinder head porting and polishing is. The person who posted it apologized for asking what he felt was ...

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 ...