SPEC
2 - 11
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)
M8
×
1.25
1
15
1.5
11
(bolt)
M10
×
1.25
4
Refer to NOTE.*
1
(bolt)
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
Timing chain tensioner
M6
×
1.0
2
10
1.0
7.2
Tensioner cap bolt
M6
×
1.0
1
7
0.7
5.1
Timing chain guide (rear)
M6
×
1.0
2
10
1.0
7.2
Exhaust pipe (nut)
M8
×
1.25
1
20
2.0
14
(bolt)
M8
×
1.25
1
20
2.0
14
Silencer
M8
×
1.25
2
30
3.0
22
Silencer clamp
M8
×
1.25
1
16
1.6
11
Exhaust pipe protector
M6
×
1.0
3
10
1.0
7.2
Spark arrester
M5
×
0.8
4
7
0.7
5.1
Silencer cap
M5
×
0.8
6
5
0.5
3.6
Air induction pipe
M6
×
1.0
2
10
1.0
7.2
Air cut-off valve assembly and bracket
M6
×
1.0
2
10
1.0
7.2
Bracket (air cut-off valve) and frame
M6
×
1.0
2
7
0.7
5.1
Carburetor joint
M6
×
1.0
3
10
1.0
7.2
Carburetor joint clamp
M4
×
0.7
1
3
0.3
2.2
Air filter case
M6
×
1.0
2
8
0.8
5.8
Air filter joint clamp
M6
×
1.0
1
3
0.3
2.2
Air filter joint and air filter case
M5
×
0.8
1
4
0.4
2.9
Throttle cable adjust bolt and locknut
M6
×
0.75
1
4
0.4
2.9
Throttle cable (pull)
M6
×
1.0
1
4
0.4
2.9
Throttle cable (return)
M12
×
1.0
1
11
1.1
8.0
Throttle cable cover
M5
×
0.8
2
4
0.4
2.9
Hot starter plunger
M12
×
1.0
1
2
0.2
1.4
Hot starter cable adjust bolt and locknut
M6
×
0.75
1
4
0.4
2.9
Air filter element
M6
×
1.0
1
2
0.2
1.4
Radiator stay
M6
×
1.0
6
7
0.7
5.1
Radiator
M6
×
1.0
4
10
1.0
7.2
Radiator hose clamp
M6
×
1.0
8
2
0.2
1.4
Radiator pipe 1, 2
M10
×
1.0
2
10
1.0
7.2
Impeller
M8
×
1.25
1
14
1.4
10
Water pump housing cover
M6
×
1.0
3
10
1.0
7.2
Coolant drain bolt
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
2
10
1.0
7.2
Oil pump drive gear shaft
M6
×
1.0
1
10
1.0
7.2
MAINTENANCE SPECIFICATIONS
Summary of Contents for WR450F
Page 674: ...5 68 CHAS 8 Install Plastic band Taillight coupler Locking tie REAR SHOCK ABSORBER ...
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