KTM 125 SX 2018 User Manual

20 TECHNICAL DATA 94
20.3 Carburetor
20.3.1 All 125 models
Carburetor type MIKUNI TMX 38
Carburetor identification number TMX 38 82
Needle position 3rd position from top
Jet needle 6BFY42‑75 (6BFY43‑75)
Main jet 480 (470, 490, 500, 520, 540)
Idling jet 35 (30 / 32.5 / 37.5 / 40)
Starting jet 80
Needle jet S‑7
Idle air adjusting screw
Open 2 turns
20.3.2 Carburetor - basic setting for sandy surfaces (All 125 models)
Idle air adjusting screw
Open 2 turns
Idling jet 40
Jet needle 6BFY42‑75
Needle position 3rd position from top
Main jet 560
Info
If the engine is not running smoothly, use a smaller main jet.

KTM 125 SX 2018 Specifications

General

Brand	KTM
Model	125 SX 2018
Category	Motorcycle
Language	English