Less maintenance and a smoother operation are just a few benefits of running hydraulic lifters in engines, which is why just ...

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. Decades ago, when cars and truck engines used solid lifters, a cacophonous drivetrain was to be expected. However, solid lifters were phased ...

The rules in some racing classes restrict competitors to running hydraulic valve lifters. Cheaters have been known to run hydraulic lifters on a mechanical (solid) cam profile. Solid cam profiles ...

Riding on last month's How It Works topic (cams) is this month's topic—lifters. These cylindrically shaped components contact the lobes of the cam to convert the eccentric shape of the lobe into ...