You might try this guy. He did my Henry J Hinges and they came out good.
Kaiser Bill listed him on his website:
Kaiser-Frazer Hood Hinge Rebuilding Service - We have finally located a company that will
rebuild the Kaiser-Frazer Hood Hinges. Rowland Hall Services, 1901 Jackson St., Burbank, CA 91504, Tel 818-845-3574 Cell 818-726-9440 Fax 818-845-2012