Deceased 02/10/2010 - R.I.P.
Ducati Corse
Posts: 3,170
Join Date: Feb 2002
Location: Darlington, Co. Durham
Mood: NGRRC Minitwins champion 2007
You don't have to fit and RS airbox. But, fitting an RS motor without a big box is a bit pointless. Of course, it fits an R frame.