omc overheating

achesgt

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Joined
Sep 19, 2010
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1
i have a 1990 Forester 1800 with 3.0 omc stearndrive and a ford 5.o cobra,boat keeps overheating. I put new pump on and it does not have a thermostat. cools right down when you take it out of gear and idle. any suggestions?
 
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