so im looking for things to do while my rebuild kit come for the carb on my 1980 puch maxi when i figure hey its been sitting for a year or so, so why not make sure there it no gas in the tank. well there was. so i emptied it and guess what. its rusty. no thick and nasty but its defiantly rust colored. i was thinking about a tank cleaning kit when it hit me. the tank is part of the frame. what should i do? i wanna have this thing running in a week or so but idk what to do about this...helppp!!!