You may need to put in a larger pilot jet to get rid of a cough just off idle. If that makes it too rich at idle then try raising the needle (lower the clip).
Hope this helps
2009 KTM 505sx
Gen 2 DASA system
PEP revalves
FCI intake
Precision Steering damper
Fourwerx carbon hood and heat sheild
Action Motorsports battery relocator
All the orange Bling....
Much much more..
Thanks to:
Action Motorsports KTM
maxpower-engines.com
Fwcarbon.com
'06-'07-'08 Great lakes Quad series 35+ champion and Pee Wee Dad