20.3
Carburetor
Carburetor type
Needle position
Idle air adjusting screw
open
Main jet
Jet needle
Idling jet
Throttle slide
Cold start jet
20.3.1
Basic carburetor setting for sandy surfaces
Idle air adjusting screw
Idling jet
Jet needle
Needle position
Main jet
Info
If the engine is not running smoothly, use a smaller main jet.
KEIHIN PWK 28
3rd position from top
2 turns
142 (140, 145, 148)
NRKC (NRJC)
48 (45, 50)
3
62
2 turns
48
NRJ C
4th position from top
148
20 TECHNICAL DATA
115