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    1979 Mercury 20hp

    I have a 1979 20hp Mercury motor. Serial# is 5334255. Can anyone tell me if that is a short shaft or a long shaft. I am trying to sell it and the buyer is inquiring which it is. I don't know how to tell other than by measuring it I suppose. How would I measure it if the serial number doesn't...
  2. S

    Mercury motor year???????

    I have a 20hp Mercury motor with serial number 5334255 and would like to know what year the motor is? I called my local Mercury dealer and he was no help at all. Please help if you can
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