Xc Eu/Usa; Engine Tightening Torques; All 125/150 Models - KTM 125 SX EU Owner's Manual

21 TECHNICAL DATA
21.1.6

300 XC EU/USA

Design
Displacement
Stroke
Bore
Exhaust valve - Beginning of adjustment
Exhaust valve - end of adjustment with red auxiliary spring
Exhaust valve - end of adjustment with yellow auxiliary spring
Exhaust valve - end of adjustment with green auxiliary spring
Crankshaft bearing
Conrod bearing
Piston pin bearing
Pistons
Piston rings
X (upper edge of piston to upper edge of cylinder)
Z (height of control flap)
Primary transmission
Clutch
Gearbox
Transmission ratio
1st gear
2nd gear
3rd gear
4th gear
5th gear
6th gear
Ignition
Ignition point (BTDC)
Spark plug
Spark plug electrode gap
Starting aid
21.2

Engine tightening torques

21.2.1

All 125/150 models

Screw, inner reed valves
Screw, membrane core plate
Screw, outer reed valves
Locking screw for bearing
Screw, alternator cover
Screw, centrifugal timer
Screw, exhaust control cover
Screw, exhaust flange
Screw, ignition system/stator
Screw, lock washer, axle for control
flap
Screw, locking lever
Screw, water pump wheel
Adjustment cable, exhaust control
Bleeder screw, cylinder head
1-cylinder 2-stroke engine, water-cooled, with reed intake and
exhaust control
293 cm³ (17.88 cu in)
72 mm (2.83 in)
72 mm (2.83 in)
5,600 rpm
7,200 rpm
7,900 rpm
8,400 rpm
1 grooved ball bearing/1 roller bearing
Needle bearing
Needle bearing
Aluminum cast
2 rectangular rings
0... 0.10 mm (0... 0.0039 in)
48.5 mm (1.909 in)
26:72
Multidisc clutch in oil bath/hydraulically activated
6-gear, claw shifted
15:31
16:25
20:25
22:23
25:22
26:20
Contactless controlled fully electronic ignition with digital igni-
tion adjustment, type Kokusan
1.9 mm (0.075 in)
NGK BR 7 ES
0.60 mm (0.0236 in)
Kick starter and electric starter
EJOT DELTA PT ® 35x25
EJOT DELTA PT ® 30x12
EJOT DELTA PT
® 30x6
M5
M5
M5
M5
M5
M5
M5
M5
M5
M6
M6
1 Nm (0.7 lbf ft)
1 Nm (0.7 lbf ft)
1 Nm (0.7 lbf ft)
6 Nm (4.4 lbf ft)
5 Nm (3.7 lbf ft)
8 Nm (5.9 lbf ft)
5 Nm (3.7 lbf ft)
6 Nm (4.4 lbf ft)
6 Nm (4.4 lbf ft)
6 Nm (4.4 lbf ft)
6 Nm (4.4 lbf ft)
6 Nm (4.4 lbf ft)
10 Nm (7.4 lbf ft)
10 Nm (7.4 lbf ft)
102
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®
Loctite 243™
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®
Loctite 243™
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Loctite ® 222™
®
Loctite 243™
®
Loctite 243™
®
Loctite 243™
®
Loctite 243™
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