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    OMC stern drive gear up-date

    Back in the 80's OMC had problems with the gears in their out-drives, the fix was to change the gears to what they called 5 deg. gears, this was a free fix to owners of these out-drives and when the up-date fix was completed they put a sticker on the top of the flame arrestor cover indicating...
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    Alpha one Gen II, shift shaft seal replacement

    I was advised to be "VERY CAREFULL" when replacing the seal on the shift shaft. Is there any special precautions when doing this, or special tools needed. Checked out YouTube, but couldn't find a video on the shift shaft.
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    Mercruiser, Alpha 1 Gen. ll, oil leaking from vent holes just above cavitation plate.

    I have a 2005 Alpha 1 Gen. ll with lower unit fluid leaking from the two vent holes just above the cavitation plate, (first outdrive I have owned that have these holes). The holes are about 5/16 dia. toward the leading edge of the outdrive. I am told they help the water drain out of the drive...
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