Going through a T19 Close Ratio speed Can Anyone Provide info what it Came From ? Casting Number Side of Case 13-09-065-905 , And What I Believe is a Build Date Under the Casting Number m.5.78 ! It Has 2 SteelShift Forks in Cover with Reverse Fork Side of Case ! Other Numbers Found Stamped in Top of Case are D169 ! Just Want to Know if This was Originally in a Ford Jeep or International ! Thanks in Advance !