need more details.
is smoke coming from the tail pipe?
have you checked the plugs?
when you had your carbs out, did you disassembled them ALL the way? like, take out the decel diapraghm and the pms screws with their o-rings?
have you checked if your slides are moving when you apply throttle?
2005 650 V2
K&N AIR FILTER
BIG HORNS 2.0s ON 2012 LTD RIMS
NGK DOUBLE ELECTRODE PLUGS
DRILLED SS BRAKE ROTORS
REAR TRUNK WITH SEAT & COOLER!