I see 235s on Ebay a lot. A little patience and I'll bet you can find a matching '57 block in CA. Be sure to post a parts wanted ad here and at Inliners.org. Larrowe and sons in Portland could probably help you out as well. He'll ship to you. Good luck.

1962 Fleetside 4spd 235 w/O.D. posi 3:90
In the Stovebolt Gallery
1990 Subaru Legacy Wagon AWD 2.2 5sp
2013 Ram Tradesman C/V
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