As a vehicle's engine operates, the intake and exhaust valves open and close rapidly while the pistons move up and down in the cylinder. These mechanical actions require a constant supply of hot oil ...

Located directly above the cylinder head, a valve cover is a critical component that prevents oil from escaping through the top of an engine. Oil keeps temperatures down and reduces friction between ...

If you see any oil leaks between your Toyota Corolla’s cylinder head and its cover, it means that the gasket between the two parts is shot and you need to replace it. The job is not that easy because ...

The Chevrolet small-block engine was a brilliant piece of engineering, attested by the fact that well over 100,000,000 were built. However the first generation was not as oil-tight as later ...