Guess My combo !

OK, didn't build this thing, 65 Dart GT, 79 360, trunion 4 speed, 7 1/4, has the hump, vin says /6. I haven't dealt with SB's except Poly's, how do Ya think they put this together?
I think The E89 motors that were in Little Red Express had only a couple ## on block would check into that 78/79 yrs