Patent ID: 6802292
Filing Date: 2004-10-12
Classification: F02B,F02M,Y02T

Abstract:
An intake manifold for a V-type engine having first and second banks of cylinders, the manifold comprising:an air inlet for admitting air into the manifold; a first plenum in fluid communication with the air inlet; a short runner for each cylinder of the engine, the short runner connecting the first plenum to the cylinder of the engine; a second plenum in fluid communication with the first plenum; a long runner for each cylinder of the first cylinder bank, the long runner connecting the second plenum to the cylinder of the first cylinder bank; a third plenum in fluid communication with the first plenum, wherein the second and third plenums are substantially vertically aligned; and a long runner for each cylinder of the second cylinder bank, the long runner connecting the third plenum to the cylinder of the second cylinder bank, wherein intake air flow passing through the long runners enters the manifold through the air inlet, passes through the first plenum, and then passes through the second and third plenums, before the intake air flow enters the long runners.