Quote Originally Posted by Zeb View Post
There was something about them on Greenfuel....ages ago it was...I'll have a nosey around for it....

EDIT: Here you go, no urban myth..

http://www.autotanks.com/combo_units.html

Don't think it'll fit a 260 though...
Those are the exact things I have fitted to Jeeps in the past but not what I understood you to be describing in your original post. As I said, not the same thing as making a tank up in the shape of your current petrol tank.