Component attached to the engine through which the air/fuel mixture reaches the cylinders AMERICA'S CAR SHOW with Tom Torbjornsen provides this glossary of automotive terms so Joe Average can discuss car repair and maintenance with Technician Bob If you find a word or term you don't understand in Tom's Corner or the Forum, search for it here
The network of passages that direct air or air-fuel mixture from the throttle body to the intake ports in the cylinder head The flow typically proceeds from the throttle body into a chamber called the plenum, which in turn feeds individual tubes, called runners, leading to each intake port Engine breathing is enhanced if the intake manifold is configured to optimize the pressure pulses in the intake system