Patent ID: 7867047

Claim:
An outboard motor intake port system comprising: a vertically extending casing; an engine mounted on an upper part of the casing; an engine cover covering the engine and having, in an upper part thereof, an intake port opening on a rear side; and an intake chamber formed within the engine cover, being disposed above the engine, and communicating with the intake port, the intake chamber comprising the engine cover and an internal cover mounted to an inner face of the engine cover to segregate the intake chamber from an engine compartment housing the engine, the internal cover comprising: a bottom plate portion facing the inner face of the engine cover and having a rear edge part and two side edge parts connected to the inner face of the engine cover; a front wall portion extending upward from the front edge of the bottom plate portion and being connected to the inner face of the engine cover; and a pair of tubular portions extending upward from the bottom plate portion while forming passage holes providing communication between the intake chamber and the interior of the engine compartment, wherein the two tubular portions are arranged side-by-side in the left-to-right direction so that water that has entered the intake chamber via the intake port passes through the pair of tubular portions, and wherein a pair of drain holes for discharging water are formed in the engine cover and communicate with left and right front parts of the intake chamber.