COMP Cams

Speed Secrets: It’s All About E85

It’s All About E85

In this episode of Speed Secrets, Richard Holdener explains everything you need to know about E85, and puts the ethanol fuel blend to the test. Read More »

Speed Secrets: Are Cams and Boost a Perfect Match?

Are Cams and Boost a Perfect Match?

Blowers and turbos are installed on a 327 Small Block Ford to see how they pair with a mild COMP cam in this episode of Speed Secrets to see how well cams and boost go together. Read More »

Speed Secrets: How Well Does a Big Block Ford Respond to Modifications?

How Well Does a Big Block Ford Respond to Modifications?

While the Big Block Ford might not have the popularity of other platforms, it’s durable and inexpensive to work on. Richard Holdener puts a BBF to the test with a few modifications to see how well it responds on this episode of Speed Secrets. Read More »

Modern Muscle: Zex-Injected DI L83

Nothing wakes up a new direct-injected, LT-based motor like a little Zex!

 Like anything new, the arrival of the junkyard L83 5.3L at Westech was met with a certain amount of skepticism. Having run endless testing on the previous generation LS engine family with tremendous success, we really didn’t know what to think about the new direct-injected LT motor. The LS was such a huge jump in performance over the previous Gen-2 ... Read More »

The Trade Parade: 2V Modular Cam Upgrade

One of the most powerful upgrades you can make to your 4.6L 2V is a cam swap.

By Richard Holdener/Photos By Author Now that the 5.0L Coyote has taken center stage, few eyes are fixed on the 1996-2004 Mustangs. Truth be told, the 4.6L two-valve (2V) was introduced way back in 1991 in other Ford vehicles, but it wasn’t until 1996 that it found a home under the hood of America’s favorite pony car. When first introduced, the ... Read More »