Clay Smith Cams 1981 GMC C3500 Parts

Learn the basics to engine performance like; how does a cam work? What is Valve lift, duration, lobe separation angle, and cam profiles? Afterwords selecting the right camshaft will be less of a guessing game!

What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.

In this Tech Tip, John advises a customer on the parts needed to slip a small block Chevy engine in his 1953 Chevy 3600.