Perhaps not a good option if you have a nice pretty tank, but they can be swapped out for an exchange at most welding shops. However, if you have the nice painted power tank I would bet you would want to hold onto it.
Just a thought.
My rig... "Maude"
1976 FJ40 with some stuff and some leaks.
1999 UZJ 100 Series bone stock ready to rock AKA:The backup minivan
2012 Toyota Sienna Minivan, fastest Toyota in the stable.
My camping trailer build up thread.
"You 80 guys are just a Sawzall away from nirvana." -Red Chili