Contrary to what you might have learned in bench racing, larger port size does not always mean more power. Port shape is the key to power and when that power becomes available. Cylinder-head porting ...

Mopar Performance has been in the aluminum head market for quite a few years now with their Stage VI variations, which deliver the one-two punch of more power and lighter weight. The Stage VI heads ...

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 ...

You just got your new set of aluminum cylinder heads for your engine, but now you have a decision to make. You can either install the heads just as they were sent to ...