Patent ID: 8869758

Claim:
An internal combustion engine comprising: a cylinder block defining first and second cylinders and a block cooling jacket having an open passage along a block deck face; a cylinder head having a deck face defining a first chamber with a first pair of exhaust ports spaced apart by a first exhaust bridge, and a second chamber with a second pair of exhaust ports spaced apart by a second exhaust bridge, the cylinder head having a head cooling jacket with a first passage adapted to cool the first exhaust bridge and a second passage adapted to cool the second exhaust bridge, each passage formed by an inlet channel and a conduit adjacent to the associated exhaust bridge, each inlet channel intersecting the deck face and elongated along a longitudinal axis of the cylinder head to be offset from the associated conduit; and a head gasket interposed between the cylinder block and the cylinder head, the head gasket defining a first aperture interposed between the open passage of the block cooling jacket and the inlet channel of the first passage, and a second aperture interposed between the open passage of the block cooling jacket and the inlet channel of the second passage.