three cylinder merc plugs

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  • May 24, 2018 at 3:20 am #10022
    gofastgramps
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      US Member

      I am working on a late member’s family’s 70 hp three cylinder mercury. I need to find what standard plug replaces the surface gap plugs.

      May 24, 2018 at 9:39 am #76640
      bob-d
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        US Member

        Gary, why do you want to change the designated plug that the motor was designed for?
        Bob D

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