MrMoMo
That's not rust, it's Canadian patina...
The tank on MooseCruiser's 60 has been removed, stripped and dipped - so it has been cleaned at least once in it's life!! (by a PO) -How often do you folks think a "tank drop & flush" should be required? Mine is due, as AFAIK, it has never been done (and it has an occasional leak at full) The tank on my parts truck has also been stripped and dipped - so I plan to swap 'em. (likely when I swap the frame!)