One damaged cylinder head on a V6 or V8 raises a costly question. Here's what to check before you or your mechanic decide how to tackle the repair.

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 ...

Hot-rodders share a common denominator, irrespective of brand loyalty: get from A to B as fast and as inexpensively as possible. Within the scope of the engine, that means focusing primarily on the ...

Choosing cylinder heads for your small-block is easy, right? All you have to do is look for the one that offers the most flow. Well, truth be told, it really isn't as easy as all that, and that's a ...

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 ...

Many don't give a second thought to cylinder head bolts once they're taken out of an engine, thinking of them as just another set of fasteners. But they have a much bigger role, maintaining a ...

You've likely heard aluminum cylinder heads improve an engine's horsepower. While technically true, there's more to it than ...

Step inside the machine shop to see a freshly machined Pontiac Straight Eight cylinder head and discover the precision work ...

Our mechanic takes us through the cylinder head and valve train and continues his explanation of how engines really work. For an engine to work, a fresh mixture of air and gas has to be able to enter ...

When it comes to bang for the buck, it's hard to beat a big-block Mopar. The wedge engine (named for its wedge-shaped combustion chamber) is a great combination of torque and horsepower and responds ...