Turbocharger arrangement structure for personal watercraft

Details Turbocharger arrangement structure for personal watercraft Turbocharger arrangement structure for personal watercraft

B - Operations, Transporting

60

K

B60K 13/00 (2006.01) F01N 13/00 (2010.01) B60K 11/02 (2006.01) B63B 35/73 (2006.01) F01P 3/12 (2006.01) F02B 39/00 (2006.01) F02B 39/14 (2006.01) F02B 61/04 (2006.01) F02B 67/10 (2006.01)

Patent

CA 2389944

To augment the durability of a turbocharger. A hull 14 and a deck 15 of a personal watercraft are formed watertight and an opening of the deck is closed up with a seat 12 to form a body internal space 16, and an intake duct 18, 19 for introducing the atmospheric air outside the body is provided in the space while an engine 20 and a turbocharger 140 connected to an exhaust manifold of the engine are provided in the space 16 and the turbocharger 140 is disposed higher than a body internal opening 18a, 19a of the intake duct. A water jacket is formed in a casing of a turbine portion of the turbocharger and an oil jacket is formed in a bearing casing of the turbocharger, and cooling water is supplied to the water jacket and cooling oil is supplied to the oil jacket. The cooling water to the water jacket is supplied by a different turbocharger cooling water passage independent of any other cooling water passage.

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