Registered Forum User
Ducati Corse
Posts: 3,921
Join Date: Jun 2001
Location: Drayton Bassett, Staffs
Mood: Tad more confident
I'm probably wrong, but i think they have a different crank case, sump, stroke but to name a few. There is 999R engine with puts out 150 bhp on ebay. That is quite a cheap performance gain.