Finned 10 inch drums?

I'll answer my own question for posterity. Probably not, at least until 1975 on the following vehicles:
1975-1982 Chrysler Cordoba
1985-1989 Chrysler Fifth Avenue
1981-1982 Chrysler Imperial
1977-1981 Chrysler LeBaron
1980-1982 Chrysler New Yorker
1980-1981 Chrysler Newport
1977-1981 Chrysler Town & Country
1976-1980 Dodge Aspen
1975-1977 Dodge Charger
1975-1976 Dodge Coronet
1988-1989 Dodge Dakota
1977-1989 Dodge Diplomat
1978-1978 Dodge Magnum
1980-1982 Dodge Mirada
1977-1978 Dodge Monaco
1980-1982 Dodge Ramcharger
1980-1981 Dodge St. Regis
1975-1977 Plymouth Fury
1977-1989 Plymouth Gran Fury
1975-1975 Plymouth Roadrunner
1980-1981 Plymouth Trailduster
1976-1980 Plymouth Volare

Bendix 10 x 2.5 finned drums are available for these cars - see http://autoparts.allpar.com/auto-part/876474-brake-drum#fits - Assuming at least some ran 8 3/4 diffs, they'd fit on earlier cars, right?