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

Without a doubt, solid cams carry a certain mystique. In the musclecar days, solids were factory-fitted in some of the hottest iron out of Motown, including the early street Hemi. There was a little ...

Simplest in design, at one time solid lifters were used for most high-performance applications and even many run-of-the-mill factory engines. As their name implies, solid lifters form a solid link ...