just finished 2 tanks today!,hornet/norton roadster(5 so far this month,no not mine,old originals
),recommend & use PPC's POR 15 GLASS TANK SEALER,tins got std american tank sealant onit,just marine clean & sealer,don't need the metal prep (obviously
)follow the instructions to the letter,you can't go wrong!,get onto Rob at PPC in sydney 1-800643 229,tell him mick sent you!