9-9C
TIGHTENING TORQUES - ENGINE
Flange bolts - cylinder-head M 7 18 Nm (13 ft.lb)
Nuts-cylinder base M 8 30 Nm (22 ft.lb)
Flywheel collar nut M 12x1 60 Nm (44 ft.lb)
Nut for primary sprocket (LH thread) M 16x1.5 180 Nm (133 ft.lb)
Nut for inner clutch hub M 18x1.5 120 Nm (88 ft.lb)
Crankcase and clutch cover bolts M 6 8 Nm (6 ft.lb)
Spark plug M 14x1.25 20 Nm (14 ft.lb)
Other bolts M 6 10 Nm (7 ft.lb)
M 8 25 Nm (19 ft.lb)
M 10 45 Nm (33 ft.lb)
Piston fitting clearance 125 = 0.06 mm 200 = 0.085 mm
Piston ring end cap max. 0.40 mm
Connecting rod bearing - radial clearance
0.025–0.035 mm
Transmission shafts end float 0.20– 0.40 mm
Clutch springs - length new = 39 mm, minimum length = 38 mm
TOLERANCES AND FITTING CLEARANCES
GASKET THICKNESSES
Crankcase 0,5 mm
Clutch cover 0,5 mm
Clutch driving cylinder 0.30 / 0.50 / 0.75 mm
Cylinder bottom gasket as required
Available bottom gasket
0.07 / 0.15 / 0.20 / 0.25 / 0.40 / 0.50 / 0.75 mm
Cylinder-head gasket 1.10 mm + O-ring
125 SX
125/200
MXC, EXC
Carburetor
Carburetor setting number
Main jet
Idling jet
Starting jet
Jetneedle
Needle position from top
Throttle valve
Air adjustment screw top
Performance restrictor
Keihin PWK 39
100499
190 (188/192)
48 (45/50)
85
R 1467 D (R 1468 D)
III
55
1,5
–
Keihin PWK 38 AG
120499
180 (185)
45 (48)
85
NOZ H (NOZ I)
III
6
1,5
–
200 EXC
throttled
125 EXC
throttled
Keihin PWK 39
030799
142
35
85
R 1472 N
V
6
1,5
–
Keihin PWK 38 AG
040799
180
35
85
R 1475 J
IV
6
1,5
slide stop 36mm
BASIC CARBURETOR SETTING