If you want to keep the stock look under the hood, You can buy a PowerGen 12v alternator that mimics the appearance of the original Delco Generator. No modifications to the brackets are needed as the ears are all in the same place.

They even sell 6v alternators that look like 6v generators

https://www.speedwaymotors.com/shop/powermaster-powergen-alternators~8193-10033-363


1950 Chevrolet 3100 (Ol' Roy)

1939 Packard Standard Eight Coupe (The Phantom) | 1956 Cadillac Coupe de Ville (The Bismarck) | 1964 Ford Galaxie 500 coupe |1966 Ford Mustang (Little Red) | 1969 Pontiac GTO (The Dishpit) I 1979 Ford F-100 | 1976 Ford F-150 (Big Red) | 1995 Ford F-150 (Newt)