Patent ID: 6279516
Filing Date: 2001-08-28
Classification: F02B,F02F

Abstract:
A cylinder head for a multi-cylinder engine comprising a body having a lower wall defining a firing deck for each cylinder, the body having a hollow interior space forming a water jacket for cooling the cylinder head, the water jacket having, for each cylinder, a lower chamber adjacent the lower wall for cooling the firing deck, each lower chamber having at least one inlet for receiving coolant, an upper chamber spaced above the lower chamber and a channel extending between the lower and upper chambers, the water jacket further including a cross-flow passage in communication with each of the upper chambers for directing the coolant from each upper chamber to a coolant outlet whereby coolant flows into each lower chamber through the inlets thereof, through each channel to each upper chamber and from each upper chamber to the cross-flow passage and from there to the coolant outlet, wherein the channel is formed by a bore in the body and a fuel injector nozzle sleeve within the bore spaced inwardly from the surface of the bore whereby the channel is annular.