Thanks for the drawing. The 74 is the dealer code on the door tag. I think 72 is california if I remember right.

49 state truck, code 74. and a manual trans.Thanks

Another vac diagram pleaseHi, I'm looking for the same vacuum diagram for a 79 F350 with a 400. I've got a local guy building the carb with an electric choke. I figure I might as well make sure all the vac system stuff works since it has all been capped off years ago. The snow is here and...