Not sure with the DTI pump best ask in the dti section
The prop is just a few nuts to undo think they are about 17mm ish.
Saying that its part time 4wd, as long as the transfer box is disengaged its not in 4wd, although on the B series the hubs are permanently locked unlike the A series..
Oh, could you type in lower case bud, upper case is seen as shouting

cheers.