OMC 140 Exhaust Manifold Problem

sccheech9

Cadet
Joined
Jul 19, 2009
Messages
13
Hello, I have a 1975 OMC 140 engine. The cap on the back of the manifold where the water comes in and cools the exhaust was leaking. I took it off and the gasket was all ripped and mostly not even there. I was wondering if I could use some waterproof silicone to put it back on until I can get another gasket. Also, what kind of damage would occur if the water leaked into that middle section that the exhaust goes through.

Thank You in advance!!!
 

jkgregg

Cadet
Joined
Jul 20, 2009
Messages
23
Re: OMC 140 Exhaust Manifold Problem

whatever you do take care of that exhaust manifold! if there are no leaks, you have a gem. to replace it will cost 1000-1500. winterize, winterize and winterize.
 
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