th400 leaking but what is leaking from? (pics inside)
 

my th400 just started leaking from the thing i circled in the pic, what is it? hows it come out? how do i fix it?

http://img38.imageshack.us/img38/4818/dscf1422leak.jpg

its a conn to the downshift sol-back in the day it went to a switch on the carb, something we would disc so it wouldnt drop all the way to first, lol
anyway, pull the pan, and rem the wire, kind of pinch it and pull it in-replace the o ring-sometimes they are hardened and break