The idle air control valve (IACV) is a device attached to the throttle body that helps keep the engine of a vehicle running without throttle input, such as when the car is idling in traffic or parked ...

The PCV valve (positive crankcase ventilation valve) is a vital part of the emissions controlsystem on most vehicles. Not every vehicle has a PCV valve, but most do. If yours has one, and if your ...

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 ...

Valve covers are the engine's topping, and a shiny clean set tells theworld a quality, high-performance engine resides in your enginecompartment. For owners of C4 ('84-'96) Corvettes, valve covers ...

To some, replacing valve covers to cure leaky gaskets is like throwing out the baby with the bath water: New gaskets will likely solve the problem. However, shoddy gaskets provide an opportunity for ...

Valve covers can make or break an engine's underhood appeal. In addition to providing adequate valvetrain clearance and helping keep oil where it's supposed to be, they are one of the most ...

Engine bay decoration is an under-appreciated art because, well, it sits in the dark under the hood most of the time. But painting your valve cover and other engine parts are a great way to add ...

As a car owner, you may wonder what a PCV valve is, considering it is a part of your car engine you are not aware of. Your car’s engine is the lifeline of your car and has to be in its best shape ...