A recently filed patent details a new GM cylinder deactivation system that appears to be heading to the next-gen V8 engines ...

Pushrods convert the vertical motion of the lifter from the camshaft lobe into valve movement. A V8 engine takes advantage of that by centrally locating a single camshaft in the middle of the engine ...

Overhead cams are a more efficient method of actuating the valves than with a pushrod, but someone in Detroit never got the memo. And thank goodness they didn't. With production pushrod mills turning ...

There is no doubt that you can make huge power with pushrod 5.0L engines. Over the years, engine builders have figured out countless tricks for making horsepower. Even though some remain a secret, its ...