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    Please Help!!!! Carburetor issues

    :( It's an old 20 HP Mercury outboard. S/N # 2888354. There was another number that was hard to read, it might be the model # 54935 or last # 6. I could not find out the year. The # on the carburetor is KA25A. I took the steps to try to get it running but it seems as though I'm am not...
  2. C

    20 HP Mercury with Fuel issue, Please Help

    I's a 20 HP mercury 200 outboard. I think it is around a 1972 model. the S/N # 2888354. When I received the motor I had reason to beleive it had not been started in at least six years. I have been following this form and working on it for the past month. This is what I have done. I checked the...
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    Mercury 20 HP Back pressure when filling lower unit.

    I think its a 1980 or 81, the S/N # is 2888354. It has not been started in at least 5 years and so I decited to change the gear oil in the lower unit and some other things to get it running. I pulled the upper plug (flush ) and the lower drain plug. Not much of anything came out. I started...
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