I wish I could remember the name of the header maker in the New England area that made two different part numbers, one for the 1967 to 1969 A bodies with the 383 motors and another one for those cars with the 440 motors in them workHe made really nice headers, very nice up
Maybe it will come back to me ,soon luck

Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)