You can pick your nose, but you can't pick the engine for your fifth-gen Camaro SS--those who opt for the automatic transmission get an L99 under the hood while a manual transmission-equipped ride ...

An engine builder ranks the classic 5.0-liter Ford Racing letter cams. His top choice helped create an 11-second Fox combo.

Choosing the right camshaft to match your engine combination can be confusing. It's also very important to use the proper valvetrain components that will work reliably with your camshaft of choice.

The LS1 build takes a major step forward with a camshaft install. In this video, we tear into the front of the engine, line everything up precisely, and install a performance cam designed to wake 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.

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 ...