Patent ID: 7069918
Filing Date: 2006-07-04
Classification: F02B,F02M

Abstract:
1. An apparatus, comprising: an internal combustion engine cylinder head having an internal water jacket and a longitudinal axis, said cylinder head including an intake passage system formed in the cylinder head adapted for the delivery of a fuel to a plurality of combustion chambers and an exhaust passage system formed in the cylinder head adapted for the passage of an exhaust gas from the plurality of the combustion chambers; a first exhaust gas recirculation passage formed within said cylinder head and extending along said longitudinal axis, said first exhaust gas recirculation passage having a first inlet and a first outlet; a second exhaust gas recirculation passage formed within said cylinder head and spaced from said first exhaust gas recirculation passage and extending along said longitudinal axis, said second exhaust gas recirculation passage having a second inlet and a second outlet; and a plug member positioned within an opening defined in said cylinder head between said exhaust gas recirculation passages and in fluid communication with said exhaust gas recirculation passages, said plug member preventing the flow of exhaust gas between said exhaust gas recirculation passages at said opening.