This final installment of our tech editor’s ring trilogy gets deeply into the subtleties of preparation and installation.  Talk about hands-on!

There’s a whole lot more to the science of camshafts than you probably ever imagined.  This series will help you make the right choice.

The valve end of the roller rocker is moving in an arc and the valve is moving in a straight line, which means that the roller is going to move across the top of the valve to some small degree no matter what you do.

The second installment talks about how they’re all part of a system that includes various clearances, gas porting, & piston rockover, shape, & stabilization.