Home › Forum › Ask A Member › 1937 Sea King ~ Thor 2.4 hp crankcase seals › Re: 1937 Sea King ~ Thor 2.4 hp crankshaft keyway

#73421
Buccaneer
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    US Member

    I finished making the new crankshaft bushings today.
    The new bushing in the upper carrier is now 1/4"
    longer than the old one, in hopes that "longer
    is better" as far as keeping the crankcase sealed, etc.
    I also bored the top end of the carrier (above the bushing)
    so I could stuff a felt seal or 3/4" x 1.0" seal on the top
    of the crankshaft for good luck.
    Now the bad part, the flywheel key way is so "wallowed out"
    and flywheel is loose on the taper. Not shown is the points
    cam that catches the bottom of the key to locate it.
    The keyway on the flywheel is okay, and I have a new
    key that fits good in it.
    Has anyone tried JB Weld to tighten up a keyway?
    I don’t have equipment or skill to weld up and cut
    a new keyway. Any other ideas?
    Thanks.


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