Update:
The part # for the leaky O-Ring is 90301-18004 (about $5.00 US). The part # for the sub-assembly (Speedometer Driven Hole Cover (I BELIEVE this includes both the cover AND the corresponding O-Ring (about $42.00 US)) is 33403-35220. The bolt that holds the cover to the trans is part #...
I've developed the same leak wondering about the correct part to stop it...
Hello!
With regard to the leaking O-Ring near the back of your transmission (from your post on 10-18-2013, 11:26 AM)...
Did you ever get the correct part #'s &/or specific O-Ring sizes? I realize your leak & post is...