Good used exhaust manifold Ford Flathead V-8 right or passenger side, Ford part number 78-9430.

Minimal erosion.  Resurfaced on block surfaces, usable outlet studs with new brass nuts.  May be used for 21A-9430 or 7RT-9430 by cutting the flange off of the exhaust pipe and rewelding a flange rotated ~30*; we have those flanges for $5 each