Patent ID: 7025643

Claim:
A valve for flushing and winterizing a water-cooled internal combustion engine, said valve comprising: a valve assembly including four branches, a first branch, adapted to be connected to an inflow part of an intake conduit, a second branch, adapted to be connected to an outflow part of the said conduit, a third branch adapted to be connected to a fresh water supply, and a fourth branch adapted to be connected to the bilge of a watercraft; said third branch having a first valve for controlling flow of fresh water to said valve assembly; said fourth branch having a second valve for controlling flow of bilge water to said valve assembly; a hose adapted to be connected to said fourth branch at a first end, a strainer adapted to be connected to said hose at a second end; and wherein said first valve is used to flush said engine with fresh water and said second valve is used to pump bilge water from the bilge of said watercraft, or to winterize said engine.