The engines of yesteryear were pretty simple, with tappets clackity-clacking away on cam lobes, opening valves, and making a ruckus while doing it. Mechanical lifters were adequate for valve operation ...

GM's 5.3-liter V8 is one of the most common engines in America, but two problems define its reputation: oil consumption in the 2010–2014 engines and lifter failures linked to cylinder deactivation in ...

Once upon a time, most car engines used solid or mechanical lifters. But unlike most fairy tales that begin that way, there was no lasting happy ending for them. Hydraulic lifters first appeared in ...

We may receive a commission on purchases made from links. There are many V6 and V8 engines that use camshafts located within the engine block and pushrods to activate overhead valves. In those engines ...

Engine Masters episode 16, presented by Amsoil, will roll you flat with knowledge on roller vs. flat-tappet cams and lifters. At first glance, one might think that the reduced friction of the roller ...

There are a myriad of components that make engines tick. By which we mean "tick" in the sense of the sound, not what makes them angry. Fuel injectors make a ticking noise as they quickly squirt ...

Steve Magnante: Assuming you're discussing flat-tappet cams (and lifters) for traditional small-block (and most big-block) pushrod V8 engines, there's a nugget of truth to the idea that Mopar ...

Q: I have a 1996 Ford Ranger that sat for about a year that I would like to fix up. Everything was okay with it before it sat. Now it has a rapping noise that I think is a stuck lifter. I changed the ...

Pushrod engines are a product of the past, yet they still deliver major performance in cars like the C8 Corvette. So why aren ...