This overlooked engine part controls everything, and most drivers never think about it.

An engine builder ranks the classic 5.0-liter Ford Racing letter cams. His top choice helped create an 11-second Fox combo.

The science behind camshaft design is as advanced as anything in a race car, so most of us-including experienced engine builders-depend on the manufacturer to help spec the right cam for a particular ...

If you are reading this article, it's probably safe to assume your appreciation of performance is somewhat advanced. And by being enlightened, it is also safe to say you probably already have the ...

When you buy a camshaft out of the box these days, you can be reasonably certain it will be close to where you need to be in terms of the grind. Much of that is because of advances in technology ...

Most enthusiasts start with the basics, which usually include a cold-air intake system, high-flow cat-back exhaust and mandrel-bent tubular header. These simple bolt-on upgrades can easily increase ...