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