1. General information
USE AND MAINTENANCE MANUAL
CHAPTER 1
GENERAL INFORMATION
XEF 250 - Rev01 / 2020
19
1
Item
Thread size
Quantity
Tightening torque
Remarks
Oil nozzle bolt
M5
1
5 Nm (0.5 kgf•m, 3.7 lb•ft)
Engine oil drain bolt
M10
1
20 Nm (2.0 kgf•m, 15 lb•ft)
Crankcase bolt
M6
12
12 Nm (1.2 kgf•m, 8.9 lb•ft)
Clutch cable holder bolt
M6
2
10 Nm (1.0 kgf•m, 7.4 lb•ft)
Crankshaft end accessing screw
M36
1
10 Nm (1.0 kgf•m, 7.4 lb•ft)
Timing mark accessing screw
M14
1
6 Nm (0.6 kgf•m, 4.4 lb•ft)
Drive sprocket cover bolt
M6
2
7 Nm (0.7 kgf•m, 5.2 lb•ft)
Crankcase bearing cover plate screw
M8
4
22 Nm (2.2 kgf•m, 16 lb•ft)
Bearing plate cover bolt (left side of the drive
axle)
M6
2
12 Nm (1.2 kgf•m, 8.9 lb•ft)
Plate bolt
M6
4
12 Nm (1.2 kgf•m, 8.9 lb•ft)
Clutch cover bolt
M6
6
10 Nm (1.0 kgf•m, 7.4 lb•ft)
Crankcase cover bolt (left)
M6
7
10 Nm (1.0 kgf•m, 7.4 lb•ft)
Crankcase cover bolt (right)
M6
9
10 Nm (1.0 kgf•m, 7.4 lb•ft)
Oil filter element cover bolt
M6
2
10 Nm (1.0 kgf•m, 7.4 lb•ft)
Starter clutch screw
M6
8
12 Nm (1.2 kgf•m, 8.9 lb•ft)
Primary drive gear nut
M16
1
105 Nm (10.5 kgf•m, 77 lb•ft)
Clutch spring bolt
M6
6
10 Nm (1.0 kgf•m, 7.4 lb•ft)
Clutch boss nut
M20
1
95 Nm (9.5 kgf•m, 70 lb•ft)
Stake.
Drive sprocket nut
M18
1
75 Nm (7.5 kgf•m, 55 lb•ft)
Use a lock washer.
Segment
M8
1
30 Nm (3.0 kgf•m, 22 lb•ft)
Shift guide bolt
M6
2
10 Nm (1.0 kgf•m, 7.4 lb•ft)
Stopper lever bolt
M6
1
10 Nm (1.0 kgf•m, 7.4 lb•ft)
Shift pedal bolt
◊
M6
1
12 Nm (1.2 kgf•m, 8.9 lb•ft)
Generator rotor nut
M12
1
65 Nm (6.5 kgf•m, 48 lb•ft)
Stator coil screw
M5
3
10 Nm (1.0 kgf•m, 7.4 lb•ft)
Crankshaft position sensor bolt
M6
2
10 Nm (1.0 kgf•m, 7.4 lb•ft)
Stator coil assembly lead holder bolt
M5
1
8 Nm (0.8 kgf•m, 5.9 lb•ft)
Coolant temperature sensor
M10
1
14 Nm (1.4 kgf•m, 10 lb•ft)
Gear position switch bolt
M5
2
3.5 Nm (0.35 kgf•m, 2.6 lb•ft)
Rectifier/regulator bolt
M6
2
7 Nm (0.7 kgf•m, 5.2 lb•ft)
ECU bolt
M5
2
3.8 Nm (0.38 kgf•m, 2.8 lb•ft)
Ignition coil bolt
M6
2
7 Nm (0.7 kgf•m, 5.2 lb•ft)
Starter motor bolt
M6
2
10 Nm (1.0 kgf•m, 7.4 lb•ft)
Nut (holder)
M6
1
8 Nm (0.8 kgf•m, 5.9 lb•ft)
Throttle position sensor screw
M5
1
3.5 Nm (0.35 kgf•m, 2.6 lb•ft)
Intake air pressure sensor screw
M6
1
3.5 Nm (0.35 kgf•m, 2.6 lb•ft)