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 ...

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.

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 ...

It means that the valves, which open and close to let the air-fuel mixture in and out of the cylinders, are above the camshaft, which is in the engine block. The camshaft activates pushrods that move ...

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 ...

The Evolution Big Twin-engined motorcycles like Fat Boys and Road Kings spent 18 years using a single four-lobed camshaft, while the Sportster's Evolution motor — and its ancestors like the K-model ...

“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 ...

From the Lexus 1UZ-FE to the Audi BYH R8, these six quad-cam V8 classics are still revered for their engineering brilliance.

GM’s Chevrolet LS engines redefined the pushrod V8 to give us one of the most dominant performance platforms of the modern era. What we refer to today as the LS family of engines usually refers to the ...

The abbreviations DOHC, SOHC, and OHV usually refer to different types of car engines. A particular setup mostly depends on the type and age of your vehicle − be it a vintage car dating back to the ...