I have a 442 original engine project car for sale in classifieds for $6,500.00
Regarding W-31s.
eBay W31
Here is a real deal W-31 with docs.
However:
Color Change from Green / Green
Not orig eng, not orig trans, has W27 Cover NOT rear end housing, restamped carb ($2,500.00) missing XT steel wheels......etc etc.
Hook up with Steve Minore he's out your way and knows of a project or two.