Phill, Have you tried turning the idle air bleed screws way out? Stretch the springs if they get too loose.
Cheers, Lloyd the [EMAIL PROTECTED] wrote: >>Phill, >> >> > > > >> Why won't dropping the needles help your situation? Have you changed >>the displacement? And/ or the exhaust back pressure? Are your existing >>needles worn? >> >> > >Dropping the needles leans off the partial opening, but does the same for >everything greater as well. The engine goes *very* lean at wider throttle >openings when the needles are at their lowest, but still not quite lean >enough at a crack off closed. I have tried virtually every combination of >3 different slide sets, needles (including a brand new set from Canada), >and emulsion tubes. > >It's an 836 with Yoshimura cam and a Transac 4->1 exhaust. All this work >(except the Transac) was done before I bought the bike. > > >Regards, >Phill > > > >

