For your Craigslist consideration today, here's a Milodon extra deep, extra capacity oil pan for the big block Mopar engine family, and it's matching oil pickup tube for $300 cash FOB Pomeroy WA.
Milodon 7 quart, 7.75" deep (actually closer to 8") pan part number 31010.
Fits the B and RB engine families of big block Mopar, 440, 426w, 413, 400, 383, 361, and (one year only) 350.
Center sump, listed for A, B, and E bodies. Chrysler, Dodge, Plymouth.
Magnetic drain plug.
Milodon matching deep oil pickup, part number 18320.
Both installed, then removed with zero miles, on a fresh rebuild in a private restoration of a '64 B body; opted to go back to the shallow stock pan for road clearance.