KTM 125 SX Owner's Manual page 106

TECHNICAL DATA - CARBURETOR
POS
MJ
1 0 0 1
3 0 0 3
5 0 0 5
Needle position from above
Main jet
1... 5
The carburetor configuration depends on the defined ambient and operating conditions.
2 0 0 2
Info
Not for sandy surfaces
4 0 0 4
B00075-10
Needle position from above
104