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TECHNICAL SPECIFICATIONS – ENGINE 250/300 XC/XC-W/EXC SIX DAYS/EXC 2007
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BASIC CARBURETOR SETTING
250 XC USA/EU 250+300 EXC EU
300 EXC-E EU
250+300 EXC AUS
250+300 XC-W USA, 300 XC USA
250+300 EXC Six Days EU
250+300 EXC ZA
Carburetor Keihin PWK 36S AG Keihin PWK 36S AG Keihin PWK 36S AG
Carburetor setting mark
FK0150 3600B FK0140
Main jet 168 (170) 160 (162,165) 162 (165)
Idling jet 35 35 35
Starting jet 85 85 85
Jet needle N8RG (N8RH) N3CJ (N8RH, N8RW) N8RH (N8RW)
Needle position from top
IV I IV
Throttle valve 7 7 7
Air adjustment screw open
1 3,5 1
Performance restrictor
- slide stop 38 mm -
TIGHTENING TORQUES - ENGINE
Flange bolts - cylinder-head M 8 27 Nm
Nuts-cylinder base M 10 35 Nm
Flywheel collar nut M 12x1 60 Nm
Exhaust control - retaining bracket M 5 Loctite 243 + 7 Nm
Exhaust control - control flap M 6 Loctite 243 + 10 Nm
Exhaust control - lever for control segment M 5 Loctite 243 + 6 Nm
Shift roller - bearing retaining bracket M 6 Loctite 243 + 10 Nm
Shift lock M 6 Loctite 243 + 10 Nm
Locking lever M 5 Loctite 243 + 6 Nm
Idler bolt M 6 Loctite 270 + 10 Nm
Kickstarter release plate M 6 Loctite 243 + 10 Nm
Spring hanger for kickstarter M 6 Loctite 243 + 10 Nm
Spring hanger on kickstarter M 6 Loctite 243 + 10 Nm
Oil drain plug with magnet M 12x1.5 20 Nm
Water pump wheel M 5 Loctite 243 + 6 Nm
Drain plug on water pump cover M 10 15 Nm
Nut for primary sprocket (LH thread) M 18x1.5 Loctite 270 + 150 Nm
Nut for inner clutch hub M 18x1.5 Loctite 270 + 100 Nm
Crankcase M 6 10 Nm
Spark plug M 14x1.25 25 Nm
Kickstarter lever M 8 Loctite 243 + 25 Nm
Shift lever M 6 Loctite 243 + 14 Nm
Cover screws M 5 6 Nm
Ignition / stator M 5 Loctite 222 + 6 Nm
Other bolts M 6 10 Nm
M 8 25 Nm
M 10 45 Nm