If you have an internal combustion engine that actually runs, then your camshafts are spinning twice as fast as your crankshaft. Change the rate at which either of the two spins in relation to one ...

For years, small diesel engine manufacturers have been using overhead cam designs as a way to get the most out of a limited-displacement platform. Unfortunately, many small overhead cam mills utilize ...

Do you know what a timing belt or a timing chain is and what they do? Could you find them on your vehicle's engine if you had to? If you answered no, don't sweat it. Both are buried behind a lot of ...

Your car's internal combustion engine requires a massive amount of individual parts to make it run. From the tiniest nuts and bolts to hulking crankshafts and engine blocks, modern motors are composed ...

The tough guy in you says to stab that cam in retarded a few degrees for maximum top-end horsepower, while your more practical alter ego suggests advancing it a hair for improved low-end torque and ...