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    manual for Model # 507F4A US Marine 50 hp ?

    What manual should i buy for this motor?<br /><br />Force Outboards - 1984-99 Repair Manual <br /><br />or<br /> <br />Chrysler Outboards - All Engines 1962-84 <br /> :confused:
  2. N

    Model # 507F4A US Marine 50 hp

    Ran fine till I put it in Gear. Get to about 1/3 throttle and it boggs down. Runs Great at Idle. Any Ideas? Also do you know where i can get a manual for this US Marine engine?<br /><br /><br />Thanks
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    1977 50hp chrysler/force colling problems

    I have a 1977 50hp Force sn-1777. Can the thermostat keep water from coming out the pee hole? are there any other obstructions i should check?<br /><br />I tried to start it in the yard with the dog ears on. no water from pee hole. I filled engine from the top and water came out pee hole. When...
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