The idea of camless automotive engines has been around for a while but so far has been limited to prototypes and hypercars. [Wesley Kagan] has been working on a DIY version for a while, and ...

Directional-control valves are common in pneumatic systems. They control compressed-air flow to cylinders, rotary actuators, grippers, and other mechanisms in packaging, handling, assembly, and ...

The inlet and exhaust valve timing of a piston engine plays a large role in engine performance. Many modern automotive engines have some sort of variable valve timing, but the valves are still ...

Festo recently introduced the manually operated VHEF and the mechanically operated VMEF pneumatic valves. These small, durable, and versatile valves are core Festo products and guaranteed to ship ...

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.

Deciding which valve to use for a hydraulic or pneumatic system depends on a couple of design factors: the internal design of your circuit and the overall function of your valves. The two major valves ...

You've heard that pistons have rings, but have you ever wondered why there are three? Here's how piston rings work together to keep your engine running.

This collection of cam-related phenomena is intended to take you beyond the degree-it-in and set-the-valve-lash plateau. In concert with what you may already know about camshaft types, selection, and ...