In this episode of Engine Masters, presented by AMSOIL, Freiburger, Dulcich, and Westech's Steve Brul school YouTube on what camshaft variables you need to know and what they mean when making ...

Engine Masters episode 16, presented by Amsoil, will roll you flat with knowledge on roller vs. flat-tappet cams and lifters. At first glance, one might think that the reduced friction of the roller ...

Street-car turbo people, this one's for you. We all know that adding any sort of restrictor-like a muffler-is going to hurt power on a turbo motor. We also know that sometimes it just makes ...

With so many oil weights and combinations on the market, the crew sets out to show how different weights behave, perform and react inside your engine under operating conditions. While it only ...

The Holley 4150 has been the gold standard for performance since it was released to the aftermarket in the '60s. Seemingly everyone has one, but do you really know how to tune it? Resident carb ...

The valvetrain experts at Comp Cams have just announced the release of their latest Master Reference Guide. The 2016 version of the guide features over 300 pages of comprehensive data on valvetrain ...

It's appropriate, we think, that a camshaft has lobes, since this relatively simple device is so often called the brains of an engine. And indeed, a camshaft does direct several engine functions in a ...