Take a look inside your tank, Phil and see if there's any "glue/weld/solder" on the inside around the flange. The one that failed on me (probably helped along by the lack of a rubber transition hose to the solid fuel line) had no evidence of anything on the inside.

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)