You've probably read this line a dozen times: "It's never been easier to make horsepower than right now." While that's true, it also means everything else in the engine is now more highly stressed.

Give them the results of a TDC valve-drop static clearance test, and Comp Cam's techs can calculate the piston-to-valve clearance for any of its cams at any degree of rotation. This is especially ...

Before the implementation of hydraulic lifters to keep the engine's valves in proper working order, regular adjustment was required to maintain the critically necessary clearance in the valvetrain.

Mercedes-Benz has been granted a patent for an internal combustion engine that includes a crankshaft, camshaft, cylinder, piston, gas exchange valve, valve clearance compensation device, and a control ...