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
A 748 doesn't have carbs.
And it's often quite normal for these bikes to run slightly rich on one pot or the other. There are ways and means around this - others here with better knowledge than I can explain but, I believe and FIM chip allows control over mixture on both pots.