A push rod is a connecting link in an operating mechanism. Two examples are the rod between the valve lifter and rocker arm on an overhead valve engine, and push rods at the piston ends which apply ...

In our kickoff "class" in the Auto Shop Series on Engine Basics (HRM, Sept. '71), we defined the connecting rod or "rod" as the part of an engine which "transmits and converts up-and-down ...

As hard-chrome plating has fallen out of favor, hydraulic-cylinder manufacturers have developed alternative coatings and platings. Here is how they affect seal performance and life. • Hard-chrome ...