KTM EXC Repair Manual page 106

9-22C
TIGHTENING TORQUES
Flange bolts - cylinder-head
Nuts-cylinder base
Flywheel collar nut
Nut for primary sprocket (LH thread)
Nut for inner clutch hub
Crankcase and cover bolts
Swingarm pivot
Flat head bolt release plate kickstarter
Other bolts
TOLERANCES AND FITTING CLEARANCES
Piston fitting clearance
Piston ring end gap
Connecting rod bearing - radial clearance
Transmission shafts end float
Clutch springs - length
GASKET THICKNESSES
Crankcase
Clutch cover
Cylinder bottom gasket
Available cylinder bottom gaskets
Cylinder-head gasket
BASIC CARBURETOR SETTING
Carburetor
Carburetor setting number
Main jet
Idling jet
Starting jet
Jet needle
Needle position from top
Slide
Air adjustment screw open
Performance restrictor
Power jet jet
BASIC CARBURETOR SETTING
Carburetor
Carburetor setting number
Main jet
Idling jet
Starting jet
Jet needle
Needle position from top
Throttle valve
Air adjustment screw open
Performance restrictor
Power jet jet
M 8
M 10
M 12x1
M 18x1.5
M 18x1.5
M 6
M 14
M 6x16
M 6
M 8
M 10
0.06 mm (250)
0.3 – 0.4 mm
0.021 – 0.032 mm
0.1 – 0.2 mm
Ø 2.5 new = 43 mm, minimum length = 42 mm
0.5 mm
0.5 mm
as required
0.2/0.4/ 0.5 / 0.75 mm
O-rings
250 EXC AUS 300 EXC AUS
throttled
Keihin PWK 38 AG Keihin PWK 38 AG
040300
178 (175,180) 175 (172,178)
45 (48)
85
NOZ G (NOZ H) NOZ H (NOZ I)
IV
6,5
1,5
slide stop 34mm slide stop 34mm
–
250 SX
Keihin PWK 38 AG PJ Keihin PWK 38 AG
010300
172 (170,175) 170 (168,172)
48 (45,50)
85
NOZ E (NOZ F) NOZ G (NOZ I/NOZ H)
III
7
1,5
–
55
35 Nm (25 ft.lb)
35 Nm (25 ft.lb)
60 Nm (44 ft.lb)
Loctite 243 150 Nm (110 ft.lb)
Loctite 243 100 Nm (74 ft.lb)
8 Nm
100 Nm (74 ft.lb)
Loctite 648 19 Nm (14 ft.lb)
10 Nm
25 Nm (19 ft.lb)
45 Nm (33 ft.lb)
0.06 mm (300) 0.08 mm (380)
380 EXC
throttled throttled
Keihin PWK 38 AG
060300 080300
170 (168,172)
45 (48) 45 (48)
85 85
NOZ G (NOZ I/NOZ H)
III III
6,5 6,5
1,5 1,5
slide stop 36mm
– –
250/300 EXC
380 SX
throttled
Keihin PWK 38 AG
070300 020300
175 (172,178,180)
45 (48) 35
85 85
R 1475 J
III III
6,5 6,5
1,5 1,5
– slide stop 34mm
– –
(6 ft.lb)
(7 ft.lb)