Patent ID: 6681750
Filing Date: 2004-01-27
Classification: F02M,Y02T

Abstract:
A watercraft comprising a hull defining an engine compartment, an internal combustion engine disposed in the engine compartment, a propulsion device driven by the engine, the engine having an engine body defining a crankcase and at least one combustion chamber therein, a lubrication system for supplying lubricant to at least the crankcase of the engine, an induction system configured to guide air along an induction airflow path to the combustion chamber for combustion therein, the induction system comprising a plenum chamber, a blow-by gas ventilation system for allowing blow-by gasses to move along a ventilation flow path from the crankcase to the plenum chamber, the blow-by gas ventilation system comprising an oil separation chamber positioned within the plenum chamber, wherein the ventilation flow path passes through the oil separation chamber.