Upgrading the camshaft in your small-block Chevy can transform how your engine feels, sounds, and performs. From street-friendly hydraulic flat tappets to aggressive high-lift rollers, matching the ...

Pick up any camshaft and it's pretty simple to see what it does. It turns, the little bumps come around and move the lifters, which-through the pushrods and rockers-open the valves. The truth is, ...