Yamaha - Water tube assy - 6EE-G4360-00-00Yamaha Water Tube Assembly Cooling System Water Transfer 6EE G4360 00 00 Overview Water tubes are one of those parts you dont notice until the engine starts running hotter than it should. Ive worked on plenty of small Yamaha outboards where a misaligned or corroded tube caused cooling issues that didnt show up right away. This piece is what carries water from the pump up into the powerhead, so it has to be lined up and sealed correctly. When its