1964 merc 110 9.8 cooling flow diagram

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Posted by troy mcalvain ( on September 04, 2004 at 01:42:12:

recently bought this motor and it seems to have ablockage in the cooling system, pump seems to be ok but water does not make its way out upper exhast port also it appears not to have pee hole????? is this correct??? if not where is location??? waterflows up and out lower exhast but not around cylinder heads if irun water into fresh water flushport motor does not get hot and water exits out upper exhast port is this correct???? also is there a thermostat and if so where is location???

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