Proform Chevy Camshaft and Valvetrain

Rebuilding an engine? Stay organized by using a valvetrain rocker arm organizer tray while disassembling the valvetrain components. Learn some tips on why you shouldn't mix up lifters if you intend on using them again.

The camshaft is the heart of your engine, choose the wrong one and you’re leaving power on the table

Once you're ready to start selecting valve train components, we have some useful tips and tools that should boost your performance. We discuss proper valve-springs, pushrod length, and rocker arm ratios.

The 454 big block Chevy is still a popular build option for when there is no replacement for displacement!

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!

Learn how to choose the right valve springs for your camshaft, the differences between single and dual valve springs and when to replace them.

Picking the right camshaft can be a challenge. Use our camshaft selection guide to learn how to select the right cam for your street rod's best performance.

An LS cam swap can yield big power gains. And, you can do it at home. Here's how...

Take a look at a few of the rare and wonderful Chevy engines in the Museum of American Speed!

Picking a proper camshaft for your project can rapidly deteriorate into chaos. So many possibilities. Want a little advice? Click here!