2-10
TIGHTENING TORQUES
TIGHTENING TORQUES
ENGINE
△
- marked portion shall be checked for torque tightening after break-in or before each race.
Pickup coil resistance (color)
248–372
Ω
at 20 °C (68 °F) (White–Red) ----
CDI unit-model/manufacturer
5XC-L0/YAMAHA (For USA and CDN)
----
5XC-M0/YAMAHA (For EUROPE, AUS,
NZ and ZA)
----
Ignition coil:
Model/manufacturer
5UL-10/DENSO
----
Minimum spark gap
6 mm (0.24 in)
----
Primary coil resistance
0.08–0.10
Ω
at 20 °C (68 °F)
----
Secondary coil resistance
4.6–6.8 k
Ω
at 20 °C (68 °F)
----
Item
Standard
Limit
Part to be tightened
Thread size
Q'ty
Tightening torque
Nm
m•kg
ft•lb
Spark plug
M10S × 1.0
1
13
1.3
9.4
Camshaft cap
M6 × 1.0
10
10
1.0
7.2
Cylinder head blind plug screw
M12 × 1.0
1
28
2.8
20
Cylinder head (stud bolt)
M6 × 1.0
2
7
0.7
5.1
Cylinder head (stud bolt)
M8 × 1.25
1
15
1.5
11
Cylinder head (bolt)
M9 × 1.25
4
38
3.8
27
Cylinder head (nut)
M6 × 1.0
2
10
1.0
7.2
Cylinder head cover
M6 × 1.0
2
10
1.0
7.2
Cylinder
M6 × 1.0
1
10
1.0
7.2
Balancer weight
M6 × 1.0
2
10
1.0
7.2
Balancer shaft driven gear
M14 × 1.0
1
50
5.0
36
Timing chain guide (intake side)
M6 × 1.0
2
10
1.0
7.2
Timing chain tensioner
M6 × 1.0
2
10
1.0
7.2
Timing chain tensioner cap bolt
M6 × 1.0
1
7
0.7
5.1
Impeller
M8 × 1.25
1
14
1.4
10
Radiator hose clamp
M6 × 1.0
10
2
0.2
1.4
Coolant drain bolt
M6 × 1.0
1
10
1.0
7.2
Water pump housing
M6 × 1.0
4
10
1.0
7.2
Radiator
M6 × 1.0
6
10
1.0
7.2
Radiator pipe
M6 × 1.0
1
10
1.0
7.2
Oil pump cover
M4 × 0.7
1
2
0.2
1.4
Oil pump
M6 × 1.0
3
10
1.0
7.2
Oil filter element drain bolt
M6 × 1.0
1
10
1.0
7.2
Oil filter element cover
M6 × 1.0
2
10
1.0
7.2
Oil strainer (crankcase)
M6 × 1.0
2
10
1.0
7.2
Oil delivery pipe 1 (M10)
M10 × 1.25
1
20
2.0
14
Oil delivery pipe 1 (M8)
M8 × 1.25
2
18
1.8
13
Oil hose
M6 × 1.0
2
8
0.8
5.8
△
Oil hose clamp
—
1
2
0.2
1.4
Oil strainer (oil tank)
M6 × 1.0
1
9
0.9
6.5
Summary of Contents for YZ250F(X)
Page 2: ......
Page 57: ...3 13 ENGINE INTAKE EXHAUST ...
Page 108: ...4 41 OIL PUMP 15 Rotor housing 1 Order Part name Q ty Remarks ...
Page 159: ...5 29 STEERING 9 Bearing race 2 Refer to removal section Order Part name Q ty Remarks ...
Page 168: ...5 38 REAR SHOCK ABSORBER 12 Bearing 2 Refer to removal section Order Part name Q ty Remarks ...
Page 243: ...3 13 MOTEUR ADMISSION ECHAPPEMENT ...
Page 298: ...4 44 BALANCIER 5 Replier l onglet de la rondelle frein ...
Page 384: ......
Page 439: ...3 13 MOTOR EINLASS AUSLASS ...
Page 495: ...4 45 ÖLPUMPE 15 Rotorgehäuse 1 Reihenfolge Bauteil Anz Bemerkungen ...
Page 555: ...5 38 FEDERBEIN 12 Lager 2 Siehe den Abschnitt zum Ausbau Reihenfolge Bauteil Anz Bemerkungen ...
Page 578: ......
Page 634: ...3 14 MOTORE ASPIRAZIONE SCARICO ...
Page 688: ...4 43 EQUILIBRATORE 5 Piegare la linguetta della rondella di bloccaggio ...
Page 690: ...4 45 POMPA DELL OLIO 15 Alloggiamento del rotore 1 Ordine Denominazione Quantità Osservazioni ...
Page 774: ......
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