If you're looking to buy a RIB in the USA, this might be worth a look!
http://cgi.ebay.com/ebaymotors/ws/eB...tem=2479651784
It's a 21' Zodiac, ready for an inboard (sterndrive) engine to go in. It's being sold by Bryan Peterson who posts here as Sunrider and is best known for his round the world RIB voyage in an eco-diesel powered RIB!
John