Carburetor; Carburetor Tuning - GAS GAS MC 125 2022 Owner's Manual

20 TECHNICAL DATA
20.3
Carburetor type
Carburetor identification number
Needle position
Jet needle
Main jet
Idling jet
Choke nozzle
Needle jet
Idle air adjusting screw
open
20.3.1
MIKUNI TMX 38
ASL
2,301 ...
3,000 m
(7,549 ...
9,843 ft)
1,501 ...
2,300 m
(4,925 ...
7,546 ft)
751 ...
1,500 m
(2,464 ...
4,921 ft)
301 ...
750 m (988
... 2,461 ft)
0 ... 300 m
(0 ... 984 ft)
ASL
TEMP
ASO
IJ
NDL
POS
MJ
114

Carburetor

Carburetor tuning

−20 ... −7 °C
TEMP
(−4 ... 19 °F)
ASO 1.5
IJ 35
NDL 43-71
POS 2
MJ 500
ASO 2
IJ 37.5
NDL 43-71
POS 2
MJ 520
ASO 1.5
IJ 35
NDL 42-71
POS 3
MJ 520
ASO 1.5
IJ 37.5
NDL 42-71
POS 3
MJ 540
ASO 1.5
IJ 37.5
NDL 42-71
POS 3
MJ 560
MIKUNI TMX 38
TMX 38 87
2nd position from top
6BFY43‑71 (6BFY42‑71)
500 (480, 490, 520, 540, 560)
35 (30 / 32.5 / 37.5 / 40)
80
S‑7
1.5 turns
−6 ... 5 °C
6 ... 15 °C (43
(21 ... 41 °F) ... 59 °F)
2 2
32.5 30
43-71 43-71
2 2
500 490
1.5 2
35 32.5
43-71 43-71
2 2
500 500
2 1.5
37.5 35
43-71 43-71
2 2
520 500
1.5 2
35 37.5
42-71 43-71
3 2
520 520
1.5 2
35 37.5
42-71 43-71
3 2
540 540
Sea level
Temperature
Idle air adjusting screw open
Idling jet
Needle
Needle position from top
Main jet
16 ... 24 °C 25 ... 36 °C
(61 ... 75 °F) (77 ... 97 °F)
2 1.5
30 30
43-71 42-71
2 2
480 480
2 2
30 30
43-71 43-71
2 2
490 480
2 2
32.5 30
43-71 43-71
2 2
500 490
1,5 2
35 32.5
43‑71 43-71
2 2
500 500
1.5 2
35 32.5
43-71 43-71
2 2
520 500
37 ... 49 °C
(99 ...
120 °F)
1.5
30
42-71
2
480
2
30
43-71
2
480
2
30
43-71
2
490
2
30
43-71
2
490