Recent content by Jdgdtt

  1. J

    Changing gear sets. 1971 mercury 500

    Looking for help. Thanks in advance. I messed up the gears in my lower unit. I bought another one to rebuild but it turns out the lower in my motor does not have the same driver shaft as the one I bought. Mine has an extension so I can’t make it work as is. i want to swap the gears in to my...
  2. J

    1971 mercury 500 drive shaft questions

    I have a 1971(as best as i can tell) mercury 500 that I have wasted the gears and drive shaft on. I pulled the shaft and im trying to find a replacement. The issue is that I have an extension kit and I cant find the correct drive shaft. Mine measures 17” from the base of the lower unit to the...
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