For years, beltdriven timing drives have been the accepted standard in NASCAR Nextel Cup racing. The same holds true in the Busch Series and Truck Series as well as other top touring racing series.

CPR Racing Engine's Martin Marinov said it best to a caller hoping to order bearings without measuring: "This stuff isn't Lego bricks, man!" While practically every part you order is made to the ...

If there's an elusive animal in the amateur performance world, then degreeing a cam is it. Few know how to do it, and even fewer understand the benefits. If you're following our 347 build from the ...

Let's start by talking about camshafts that are machined with built-in advance. This is common with nearly all street camshafts. The cam manufacturers know that enthusiasts tend to choose cams that ...

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