A small gap with big importance in the performance and health of an engine - here's everything you need to know.

While many folks view diesel engines as indestructible, they do still need maintenance. Oil changes, fuel filter replacement, and cleaning or changing the air filter are all important items when it ...

Over the past couple of racing seasons, the camshaft specialty companies have created dozens of new profile designs, many of which are over the .800-inch-lift mark. Along with camshaft and cylinder ...

It is incomplete to even talk about degreeing a camshaft without discussing piston-to-valve clearance. It's like learning how to drive but never being taught how to use the brakes. Learning how to ...