1990 Johnson 140 exhaust question

saddlebandit

Seaman Apprentice
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Sep 13, 2012
Messages
33
I have water coming out pee hole and propeller exhaust but none out of top exaust beside pee hole. I took thermostats out to see but still none coming out. Shouldn't water be splatterinng out top exhaust? My twin engine when running splatters at top exaust beside the pee hole.
 

Haffiman

Commander
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Dec 17, 2009
Messages
2,454
Re: 1990 Johnson 140 exhaust question

Running in water/barrel or running with muffs?
 

saddlebandit

Seaman Apprentice
Joined
Sep 13, 2012
Messages
33
Re: 1990 Johnson 140 exhaust question

Running in water/barrel or running with muffs?

Muffs.. I think I have this one figured out. These are designed as overflow to not let water get to the engine. Depending on impeller sometimes it forces water up the tube and starts splattering out. Thanks though.
 

Haffiman

Commander
Joined
Dec 17, 2009
Messages
2,454
Re: 1990 Johnson 140 exhaust question

On muffs water will normally not exit the by-pass exhaust holes.
 
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