Camshafts are simple devices, but important ones. Modern engines can have one or more intake and exhaust valves, and it's the camshaft's job to open valves precisely as the engine runs, supplying the ...

Last month's "How It Works" story gave you the basics of the four-stroke cycle, describing the motion of the intake and exhaust valves in relation to the piston moving up and down in the cylinder.

Ford's commitment to an overhead camshaft configuration for its V-8-powered passenger cars is being readily addressed by the company's Special Vehicle Operations performance parts division. According ...

Overhead-valve internal-combustion engines, in which the valves are located in the cylinder head and actuated by a block-mounted camshaft via pushrods, go way back in automotive history. Production ...

“It’s a different kind of fast. You could be in a Lamborghini, doing 200 miles per hour, and it feels nothing like 80 in a car like this.” The owner is casually dropping this bombshell while driving ...