I had a mayor oil leaked the other day, so i check the tranny and nothing. I start to fill it up and oil starts to come out thruh the whole right next to number 2 to the right of it that looks just like it? what goes there, help.

 

Update pic with some cheap paint add on.

 

Well thanks for the help, but i think i found it, looks like that's where the reverse speed sensor goes, now to find one GGGRRRRR.