M-code Dart, Barracuda 69 440 bare block

1969 M-Code Dart, or Barracuda 440 bare block. casting#2536430-10, casting date 8-9-68. It has the 2 mount bosses on the front driver-side. Originally out of a 69 GTX. The top pad is stamped E440, 8 24 HP. There is also another stamping on the pad N4171. not sure what this is but it is clearly NOT FACTORY, may be an earlier machinists stamp, it was on there when I bought it. The holes are .040 overbore. Just had the machine shop clean and test it. It is free of any cracks and ready for assembly.Pick it up or I can ship it on pallet from loading dock, Palmer, MA. Asking $1500.00 or best offer. Questions please. Ed (413) 626-3708