Sorry, solid lifters, you make a wonderful typewriter clack and allow for intoxicatingly high rpms, but you can't be surprised that manufacturers slowly moved to ...

One of the most satisfying aspects of engine building is selecting the parts that go into the build, and coming up with a combination that is right on target for the intended application. When that ...

Engine Masters, presented by Amsoil, returns with another bench racing bar fight: Solid vs. hydraulic roller camshafts! What are they, what's the difference between them, and which makes more sense ...

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 ...

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 ...