-72-
SPECIFICATIONS
- 72-
Part to be tightened
Part name
Thread
size
Q’ty
Tightening torque
Remarks
Nm
m · kg
ft · lb
Crankcase
Bolt
M8
3 26 2.6 19
Bolt
M6
14 10 1.0 7.2
Bolt
M6
1 10 1.0 7.2
Bearing housing (clutch housing
assembly)
Bolt
M6 1 10 1.0 7.2
Air duct assembly 1 bracket
Bolt
M6 2 14 1.4 10
Oil seal (engine cooling fan pulley)
Retainer
Bolt
M5 2 7 0.7 5.1
Drive belt case
Bolt
M6 9 10 1.0 7.2
Drive belt cover
Bolt
M6 14 10 1.0 7.2
Engine cooling fan
Bolt
M6 2 7 0.7 5.1
Air shroud 1 and air shroud 2
Bolt
M6 4 10 1.0 7.2
Air shroud 2 and A.C. magneto cover
Bolt
M6 4 10 1.0 7.2
Engine cooling fan pulley
Bolt
M10 1 55 5.5 40
Engine cooling fan air duct assembly
Bolt
M6 1 7 0.7 5.1
Stator assembly
Screw
M6
3 7 0.7 5.1
Pickup coil
Bolt
M5 2 7 0.7 5.1
Stator lead holder
Bolt
M6 2 10 1.0 7.2
A.C. magneto cover
Bolt
M6 12 10 1.0 7.2
Starter clutch
Bolt
M8 3 30 3.0 22
Clutch carrier assembly
Nut
M22
1 160
16.0 115 Stake
Clutch housing assembly
Bolt
M6 9 10 1.0 7.2
Bearing retainer (middle drive shaft)
Screw
M8
4 29 2.9 21
Middle drive pinion gear
Nut
M22
1 145
14.5 105 Stake
Middle drive shaft bearing housing
Bolt
M8 4 32 3.2 23
Middle driven pinion gear bearing
Retainer
Nut
M60
1 110
11.0 80
Left-hand
threads
Universal joint yoke and middle
driven pinion gear
Nut
M16
1 150
15.0 110
Middle driven pinion gear bearing
Housing
Bolt
M8
4 25 2.5 18
Drive shaft coupling and middle
driven shaft
Nut
M14
1 97 9.7 70
Middle driven shaft bearing
retainer
Nut
M55
1 80 8.0 58
Left-hand
threads
Primary sheave assembly
Nut
M16 1 120
12.0 85
Primary pulley sheave cap
Screw
M4 8 3 0.3 2.2
Secondary sheave assembly
Nut
M16 1 100
10.0 72
Secondary sheave spring retainer
Nut
M36 1 90 9.0 65
Shift lever cover
Bolt
M6 4 10 1.0 7.2
Shift lever 2 assembly
Bolt
M6 1 14 1.4 10
Shift drum stopper
Bolt
M14 1 18 1.8 13
Shift arm
Bolt
M6 1 14 1.4 10
SPECIFICATIONS
- 73-
Part to be tightened
Part name
Thread
size
Q’ty
Tightening torque
Remarks
Nm
m.kg
ft · lb
Shift rod locknut (select lever unit)
—
M8 1 15 1.5 11
Left-hand
threads
Shift rod locknut (shift arm side)
—
M8 1 15 1.5 11
Select lever unit
Bolt
M8 3 15 1.5 11
Plug (right crankcase)
—
M14 1 18 1.8 13
Water pump assembly
Bolt
M6 2 10 1.0 7.2
Water pump housing cover
Bolt
M6 2 12 1.2 8.7
Coolant drain bolt
—
M6 1 10 1.0 7.2
Coolant inlet joint
Bolt
M6 2 10 1.0 7.2
Coolant outlet joint
Bolt
M6 2 10 1.0 7.2
Air bleed bolt (coolant outlet joint)
—
M6 1 9 0.9 6.5
Coolant reservoir
Bolt
M6 2 7 0.7 5.1
Radiator bracket and frame
Bolt
M6 4 7 0.7 5.1
Fuel pump
Bolt
M6 2 7 0.7 5.1
Fuel tank
Bolt
M8 2 30 3.0 22
Muffler stay
Bolt
M6 2 11 1.1 8.0
Muffler and exhaust pipe
Bolt
M8 1 20 2.0 14
Muffler bracket and muffler
Bolt
M8 1 20 2.0 14
Muffler bracket and frame
Bolt
M8 2 20 2.0 14
Muffler damper and muffler
Bolt
M6 1 10 1.0 7.2
Muffler damper and frame
Bolt
M6 1 10 1.0 7.2
Exhaust pipe
Nut
M8
4 14 1.4 10
Air duct assembly 1
Bolt
M6 2 7 0.7 5.1
Air duct assembly 2 and left protector
Bolt
M6 1 7 0.7 5.1
Air duct assembly 2 and frame
Bolt
M6 1 7 0.7 5.1
Gear position switch
Bolt
M5 2 7 0.7 5.1
Thermo switch 1 (cylinder head)
—
1/8
1 8 0.8 5.8
Thermo switch 3 (radiator)
—
M18
1 28 2.8 20
Reverse switch
—
M10
1 20 2.0 14
Engine ground lead
Bolt
M6 1 10 1.0 7.2
Starter motor and engine
Bolt
M6 2 10 1.0 7.2