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  1. #1
    Join Date
    Jul 2013
    Location
    Dinwiddie, VA
    Posts
    25

    Default engine rotation on 98 moomba outback

    Hopefully someone cab help me out. I have a 98 outback with a pcm seamaxx 5.7l that I'm rebuilding and cant figure out rotation of the motor called PCM the say its standard LH rotation as viewed from the flywheel but the firing order on the motor says 12756348 anyone have any ideas of which way it actually rotates thanks
    98 Outback
    PCM LT1

  2. #2
    Join Date
    May 2003
    Location
    south east michigan
    Posts
    308

    Default

    As far as I know all inboard ski boats are lh rotation except for older Natiques.You could look at the prop on the boat and that will tel you which way it rotates.
    jy

  3. #3
    Join Date
    Mar 2003
    Location
    Springfield Missouri
    Posts
    3,392

    Default

    Confirmed. Counterclockwise rotation at the prop when viewed from the stern.
    1998 Mobius
    310 HP PCM
    SOLD

  4. #4
    Join Date
    Jul 2013
    Location
    Dinwiddie, VA
    Posts
    25

    Default

    Then why would the firing order on the motor be for a reverse rotation motor its stamped on the valve cover from PCM 12756348
    98 Outback
    PCM LT1

  5. #5
    Join Date
    May 2003
    Location
    south east michigan
    Posts
    308

    Default

    It,s posible the motor could be RH rotation,or could just be the wrong valve cover.I know when an inboard is in gear going foward the transmission is direct drive.The prop has letters stamped on it telling if it is LH or RH drive.
    jy

  6. #6
    Join Date
    Jan 2008
    Location
    Tallahassee, FL
    Posts
    14,071

    Default

    When in doubt, send a PM to Engine Nut. He knows everything in this area.

    Edit: Ah, whatever. I just sent him a PM. He has been golden when we need him.
    Last edited by kaneboats; 03-14-2014 at 10:54 AM.
    My Mom said I'm not allowed to get wet!
    2008 LSV (sold)
    2000 Outback LS (sold)
    LLTR!!!!!!!!



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