The key to horsepower heaven is in the shape of the cylinder head. Inside these castings, ports direct airflow to and from each cylinder. Since horsepower enthusiasts often attempt to improve their ...

This month's selection for Tool Crib is not exactly a new item, but rather a reintroduction of a particularly fine product that disappeared from the market. We're talking about do-it-yourself cylinder ...

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 ...

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 often equated with time and expense, and we've all heard horror stories about porting through the casting and ruining the cylinder head. For these reasons, many enthusiasts ...