Understand the "magic" of how optimized camshafts extract the most performance from every engine component, eliminating valvetrain guesswork. Camshafts are the

Professional advice on camshafts, rocker arms, lifters, valve springs, retainers, and morecomplete with more than 300 step-by-step, how-to photos and test chart

Graham Hansen, author of the best-selling SA Design title How To Build Big-Inch Chevy Small Blocks, takes the mystery out of camshaft and valvetrain function, s

How to Choose Camshafts & Time Them for Maximum Power By Des Hammill. Choose the right camshaft the first time! From the smallest 4-cylinders to the largest V8s

Renowned engine builder and technical writer David Vizard turns his attention to extracting serious horsepower from small-block Chevy engines while doing it on