85hp overheat,Cylinder leakage into cooling system?

Chuck Smith

Recruit
Joined
Jun 25, 2007
Messages
1
I have a 79 85 hp evinrude. port side overheats..new h20 pump..new head gasket..have low 60psi compression on upper port cyl. have removed t- stat hose and found hot steam coming out of cooling sys..Suspect definate leak.. Any advise on where possible leak from besides head gaskes....And what years will powerhead interchange??Thanks Chuck
 

tashasdaddy

Honorary Moderator Emeritus
Joined
Nov 11, 2005
Messages
51,019
Re: 85hp overheat,Cylinder leakage into cooling system?

exhaust gasket.
 
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