Patent ID: 7047732

Claim:
An outboard engine exhaust structure in an outboard engine comprising: (a) a vertical type four-cycle V-type engine which has cylinder heads, cylinder blocks and a crankcase, and in which a V bank having a left and a right outer sides is formed between said cylinder blocks by disposing said cylinder blocks constituting an integral body on the left and right sides so as to define a V shape as seen in a plan view, (b) an intake system disposed inside said V bank, (c) exhaust systems disposed at said left and right outer sides of said V bank, and (d) a crankshaft disposed substantially vertically at the joint surface between said crankcase and said cylinder blocks; (e) an engine support adapted to be attached to a hull, above which said engine is disposed and (f) an oil pan disposed beneath said engine support; wherein said left and right exhaust systems converge and integrate inside said engine support, and exhaust gases are discharged through the interior of said oil pan following said convergence and integration.