My suggestion is to take the valves off and sand blast and powder coat the
LP tank. That is what I did. With only sanding and paint it will rust again
real soon. Cost was about $75. Shop around. To see photos of mine go to:
http://members.cox.net/holisticdream/vaninterior.htm
Scroll to third photo from the bottom.

William

> Im repainting an 81' LP tank, after sanding it, the
> bare metal is pretty smooth so i doubt if i could get
> simple spray paint to adhere to it.....thats why im
> thinking about epoxy or perhaps even getting it powder
> coated.
snip