Sorry I misunderstood, I thought you were looking for a later front stub to interchange. Best bet would be John Fowley at Big M Automotive. He’s in California, so shipping might be a deal killer, but he’s a good guy to deal with.

http://www.bigmauto.com/

1957 Plymouth (Hemi, Dual Quads, A833 4 Speed 9 1/4 w 4.10) Sold
1937 Dodge Pickup (Hemi, 6X2 intake, 46RH, Dana 60 w 4.56) Sold
1968 Plymouth Valiant 2dr sedan (354 HEMI, 46RH w/4.30 gears) under construction