Bouymaker,

That unit is completely different from the earlier trucks. The '51 doesn't have a pick up tube like yours. The fuel line is fed by gravity from a hole in the bottom of the tank. The sending unit only has a float arm attached to it, no fuel supply mechanism at all.

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)