Re: Drilling out top seal

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August 13, 2017 at 6:37 pm #62993
Buccaneer
Participant

    US Member

    Whoa….. something doesn’t sound right here. I never ran
    across a "hardened" seal that a normal drill bit wouldn’t
    go thru. Are you sure you’re drilling the seal ?
    The ME diagram shows nothing special that I can see.
    http://www.marineengine.com/parts/johns … haft+Group

    Prepare to be boarded!