ID Johnson Co. prop

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  • March 27, 2016 at 3:02 pm #3925
    mercuryman
    Participant

      Marking side hub- OJ Johnson Oakland Calif USA

      Marking top ❓ hub K 10 18 11 60

      Diameter 10 inch Hub ID 7/8 inch

      Is it a outboard prop?

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      March 27, 2016 at 5:19 pm #33984
      adam1961
      Participant

        Canada Member

        I would guess that it is a speeditwin or speedifour prop based on diameter, bore and being left hand rotation.

        March 28, 2016 at 4:17 am #34006
        garry-in-michigan
        Participant

          Lifetime Member

          This is what I have. Prewar Speeditwins & Speedifours had a .788" prop shaft.


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