While many folks view diesel engines as indestructible, they do still need maintenance. Oil changes, fuel filter replacement, and cleaning or changing the air filter are all important items when it ...

On engines equipped with hydraulic tappets, zero lash at maximum tappet plunger rise can be determined by rotating the pushrod with your fingertips while slowly turning the lash adjusting nut. The ...

In this video, a valve lash adjustment is performed on a 1995 GMC Suburban's 5.7L engine while the motor is running to address a persistent ticking noise. The ticking sound is suspected to be caused ...

Adjusting valve clearances is simple, right? They can be, as long as you follow what Honda has to say about them. If there's one thing Honda says to do when it comes to adjusting those valves, it's to ...

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.

Time was when a valve job was done with some valve-grinding compound and a vacuum cup on a stick. But no more. Today's high performance engines require the same machining precision in the valves that ...

March 30, 2007 Over the last century of automobile development, we have seen an enormous range of valve actuation technologies, ranging from pushrod, through single then double overhead camshafts, ...