Patent ID: 8062084
Filing Date: 2011-11-22
Classification: B63H,F01N,F02B,F02M,Y02T

Abstract:
1. An outboard motor comprising: an engine including a crank case, a cylinder body, and a cylinder head that are aligned along a front-rear direction of the outboard motor, the crank case is disposed closer to a frontmost portion of the outboard motor than the cylinder body and the cylinder head, and the crank case and the cylinder body support a crankshaft extending along an up-down direction of the outboard motor; and an exhaust pipe that leads an exhaust gas of the engine to a main exhaust passage positioned below the engine; wherein the cylinder head includes an exhaust gas outlet opened in a side portion of the cylinder head on a first side in a left-right direction of the outboard motor; and the exhaust pipe includes a bypass exhaust pipe which, in a plan view, extends from the exhaust gas outlet, circumvents the engine alongside the crank case so as to be disposed between the crank case and the frontmost portion of the outboard motor, and extends to a second side in the left-right direction of the outboard motor opposite to the first side.