KTM 150 SX - Carburetor - Basic Setting for Sandy Surfaces (250 SX)

21 TECHNICAL DATA 121
21.3.7 250 SX
Carburetor type KEIHIN PWK 36S AG
Carburetor identification number BS8_0
Needle position 2nd position from top
Jet needle N1EH (N1EF, N1EG)
Main jet 158 (160, 162)
Idling jet 42 (45)
Starting jet 85
Idle air adjusting screw
Open 2 turns
Throttle slide 6.5 with cut-out
21.3.8 Carburetor - basic setting for sandy surfaces (250 SX)
Idle air adjusting screw
Open 1.5 turns
Idling jet 45
Jet needle N1EF
Needle position 5th position from top
Main jet 170
Info
If the engine is not running smoothly, use a smaller main jet.