8
3
Piston fitting clearance
0.05 mm (250) 0.06 mm (300) 0.08 mm (360)
Piston ring end gap
0.3
–
0.4 mm
Connecting rod bearing - radial clearance
0.021
–
0.032 mm
T
ransmission shafts end float
0.1
–
0.2 mm
Clutch springs - length
Ø 2.5 mm new = 43 mm, minimum length = 42 mm
8.2 TOLERANCES AND FITTING CLEARANCES
8.4 GASKET THICKNESSES
8.3 TIGHTENING TORQUES
Flange bolts - cylinder
-head
M
8
35 Nm (25 ft.lb)
Nuts-cylinder base
M 1
0
35 Nm (25 ft.lb)
Flywheel collar nut
M 1
2
x1
60 Nm (44 ft.lb)
Nut for primary sprocket (LH thread)
M 1
8
x1
.5
150 Nm (108,5 ft.lb)
Nut for inner clutch hub
M 1
8
x1
.5
100 Nm (75 ft.lb)
Crankcase and cover bolts
M 6
8
Nm (6 ft.lb)
Swingarm pivot
M 1
4
1
00 Nm (100 ft.lb)
Collar nut rear wheel spindle
M 20
x1
.5
80 Nm (60 ft.lb)
Other screws
M 6
10 Nm (8 ft.lb)
M 8
30 Nm (21 ft.lb)
M 10
50 Nm (36 ft.lb)
Crankcase
0.5 mm
Clutch cover
0.5 mm
Cylinder bottom gasket
as required
A
vailable cylinder bottom gaskets
0.2/0.4/
0.5/
0.7 mm
Cylinder
-head gasket
O-rings
TA
BL
E
3
8.5 BASIC CARBURETOR SETTING
Carburetor
Carburetor setting number
Main jet
Idling jet
Starting jet
Jetneedle
Needle position from top
Throttle valve
Air adjustment screw open
250 EGS AUSTRALIA
250 SX EUROPE
250 EXC EUROPE
250 EGS FRANCE
300 EXC EUROPE
300 EGS AUSTRALIA
300 EGS FRANCE
380 SX, EXC
EUROPE
Keihin PWK 38
240496
175 (170/180)
45 (42/48)
85
N85C (N85D)
III
6
1.5
Keihin PWK 38
280495
175 (170)
45 (42)
85
N85D (N85E)
III
6
1.5
Keihin PWK 38
200596
175 (165/170)
45 (42/48)
85
NOZH (NOZI)
II
6
1.5
Keihin PWK 38
210495
175 (170)
45 (42/48)
85
N85D
III
6
1.5
Keihin PWK 38
300596
175 (170/165)
45 (42/40)
85
NOZG (NOZH/NOZI)
II
6
1.5
380 EGS AUSTRALIA
Summary of Contents for 250 1998
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