I forgot to mention that the hole is on the bottom,right below the pickup tube...

Sounds like a good ideal...maybe JB Weld the screw in followed by some solder then more JB Weld ??

1978 Round Up-1977 Warlock-1977 Powerwagon Adven.- 1976 Blue "Macho"-1974 Charger-1968 Fury III -1966 Newport *