Hi Ray and good luck with the search !! The grey is an unusual colour..and one that I really like. The white number boarded models are the single seat versions, and the grey are the biposto assuming thats what you mean ?? There are some good reference books about whichwill give you the info your looking for; DUCATI 916 (NCLUDING 748!)BY HAYNES DUCATI DESMOQUATTRO BY IAN IAN FALLOON. The above are a good start.. Cheers and welcome to the club.. Nat |