the 3rd pix is the Oil Pan, it is at the end of the oil pan that the engine will be connecting to the transmission is those two screw are like that? it is diffrent from all the screw that was on the oil pan and I think the oil is leaking from there or it could be the seal that is locate behind the engine but not sure, and what tools are req to use on the tight spot on the 2 nuts? thanks for the help.