Home Forum Ask A Member Lower crank bearing seal on 12 HP (1956) Sea King

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  • #8486
    olcah
    Participant

      US Member

      I have a Sea King model GG9021B. Per OMC literature this is Gale Model 12D14. I have two parts lists. One is for a Gale Viking model 12D13V. It shows a lower crankshaft bearing seal part 303804. The other parts list is for Gale models 12D11, 12S12, 12S13, 12S14, 12S15. It does not show any seal on the crankshaft lower bearing. I can not tell if my motor has a lower crankshaft seal or not.

      If there is a seal I want to replace it but do not want to remove the exhaust housing to find out.

      Does anyone have a parts list for Gale model 12D14?
      Thank you.

      #66330
      frankr
      Participant

        US MEMBER PAY BY CHECK

        The information you have is correct. 12D14 does have a seal, the others you list do not. Reason: On the 12D14 and similar, the crankshaft sticks down into the exhaust housing where all the nasty is going on. The others have a different exhaust housing, and the crank does not stick down into it. So no seal is needed because no nasty in the area. Easy way to tell at a glance is the ones with rubber mounts have and need a seal.

        #66333
        olcah
        Participant

          US Member

          Frank,
          Just what I needed to know. Thanks so much.
          Charlie

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