The SS Catalina had twin props. I do not know of any RC Kits for her,
but I think you might be able to get blue prints and build from there.
She was built in 1926 and ran from LA to Catalina Island until 1970's.

Stan

>
> i jest started getting back in to RC boats after some time have sail
> boats,speed boats I have about 300 feet of track in g scale i run live
> steam and love it now i am going to build a stam boat this is the
> problem i have all parts for the steam but need to find a boat
> kitlooking for some thing thats big would be nice if it had a
> preformed hull like to use two props need help
>