1989 OMC Cobra exhaust seal

rolmops

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Feb 24, 2002
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All this talk about bad bat wings made me wonder a bit. There are exhaust seals/flaps that are supposed to stop the water from rushing up into the engine. My engine has the bat wings, but I never had a problem.
So today I opened up the exhaust and checked the exhaust flaps. They are both complete and easily moveable. One hangs at an angle and if water or water pressure would come up it would push the flap up and close the exhaust. The other one, although complete, hangs vertical and this might cause the water to rush up along both sides instead of closing the gap. Should I replace this one or am I just imagining a problem where there is none?
 
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