as a new intake air control valve may be necessary. Hearst Autos Research Hearst Autos Research, produced independently of the Car and Driver Editorial staff, provides articles about cars and the ...

Since the 1980s, cars have seen their horsepower outputs ... control the opening and closing of the engine's exhaust and air intake valves. It does this by using offset lobes to actuate valves ...

The Mercedes-Benz 300SL engine. In a car's intake manifold, air enters at atmospheric pressure, rushing toward the intake valves at tremendous speed. But when the intake valves close completely ...

More From Cars.com: Although many PCV valves cost less than $15 and ... is usually another hose that leads to the air-cleaner assembly, the air-intake hose or the throttle body; it is often ...

The air filter is the first primary component of this system. It is a metallic or plastic box that contains a dedicated filtration screen and is typically located ahead of your car’s throttle valve ...

You wind up not actually flowing any more air than a four-valve motor ... With road cars, it's easy to see why the idea was abandoned. Using a third intake valve adds huge cost and complexity ...

Turbocharging became increasingly popular with road cars in the latter part ... whereas the bypass valve recirculates the compressed air into the intake system before the turbocharger.

Examples include the 3M Intake System Cleaner Kit, the CRC Throttle Body and Air Intake Cleaner ... and reattach the valve. If you are in the market for a new car, we can help you find the best new ...