Exhaust Ports on 2.3l cobra outdrive

snowforfun4

Petty Officer 3rd Class
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Jun 21, 2010
Messages
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View attachment Exhaust.pdf

Is there an exhaust port behind the anode in addition to the prop on the 2.3l cobra (88 bayliner)? Started on muffs to winterize and noticed exhaust blowing back at the transom.
 

HCMQA

Petty Officer 2nd Class
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Sep 30, 2010
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107
Re: Exhaust Ports on 2.3l cobra outdrive

it's actually in the transom shield not where you have your arrow and it is normal. only really goes through prop when the rpms (and pressure) are high
 

Don S

Honorary Moderator Emeritus
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Aug 31, 2004
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Re: Exhaust Ports on 2.3l cobra outdrive

If you have water coming out there, the bellows is probably shot. Hope you don't run it that high. Shut it off, and raise the drive and have a look at what could be leaking from the area.
 

snowforfun4

Petty Officer 3rd Class
Joined
Jun 21, 2010
Messages
92
Re: Exhaust Ports on 2.3l cobra outdrive

it's actually in the transom shield not where you have your arrow and it is normal. only really goes through prop when the rpms (and pressure) are high

Great and thanks for the reply. I looked all through the shop manual for it and it did not address the actual exhaust path.
 

snowforfun4

Petty Officer 3rd Class
Joined
Jun 21, 2010
Messages
92
Re: Exhaust Ports on 2.3l cobra outdrive

If you have water coming out there, the bellows is probably shot. Hope you don't run it that high. Shut it off, and raise the drive and have a look at what could be leaking from the area.

No water there, only exhaust. Nope, never run it that high, no more than about 1/4 trimmed up for shallow water.
 
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