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Old September 5th, 2019, 10:57 AM   #13
jkv45
Rev Limiter
 
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Name: Jay
Location: WI
Join Date: Jul 2013

Motorcycle(s): '06 SV650n, '00 Derbi GPR, '64 CA77 Dream 305, '70 CL450 Scrambler, numerous dirt bikes

Posts: A lot.
MOTM - Jun '18, Oct '16
Check the idle mixture screw settings - they should be around 2.5 turns out.

Check around the carb manifolds for cracks and leaks around the clamps. You could have a vacuum leak.

If those are fine, most likely the idle mixture passages or Pilot Jets are plugged.
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