http://www.ebay.co.uk/itm/Mercedes-...g8KUuIHXyTgjfqEXrCU7k%3D&orig_cvip=true&rt=nc Just thinking how much is a ton of water...?
I like this one better http://www.ebay.co.uk/itm/Classic-M...667&pid=100011&prg=1005&rk=3&sd=181116243917&
The weight of water is not a problem - if you've got enough horses in he engine - as long as there are baffles in the tank. It would take some brakes to stop the water when it's sloshing around in the tank!