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General Information
Torque Values
r
Standard
Fast
eners Type
Torque
Fast
eners Type
Torqu
e
N-m Ikg -m
,
ft
-Ib)
N-m Ikg -m
,
ft
-Ib)
5
mm hex bolt and
nut
510.5, 3.6)
5
mm screw
4
(0.4, 2.9)
6
mm hex bolt and nut
10
(1.0,
7)
6
mm screw
9
(0.9,
6.5)
B mm hex bolt and nut
22
(2.2,
16)
6
mm flange bolt
18
mm head)
9
(0.9,
6.5)
10
mm hex bolt and nut
35 (3.5, 25)
6
mm flange bolt
110
mm
head)
and nut
12
11.2,
9)
12
mm hex bolt and nut
55 (5.5. 40)
B mm flange bolt and nut
27 (2.7, 20)
10
mm flange bolt and nut
40
14.0, 29)
Torque specIfICations
listed
below are for Important fasteners. Others should be
tightened
to the
standard
torque values
listed
above.
Notes:
1.
Apply a locking agent to the threads.
2.
Stake.
3.
U-nut.
4.
UBS nut.
r
Engine
Item
Thread dia
.
Torque
Remark
s
and
pitch
(mm)
N·m (kg-m
,
ft
-Ib)
Maintenance
:
Oil d rain bolt
12, 1.5
30
(3.0, 22)
Oil check bolt
6 , 1.0
10 11.0. 7)
Cooling System
:
Radiator
hose clamp
- -
0 .8
(0.08,
0.6)
Water pump
cover
bolt
6 , 1.0
1211.2.9)
Water pump
impeller
] ,
1.0
12(1.2,9)
Coolant drain bolt
6, 1.0
1011.0.7)
Fuel
System
:
Carburetor
insulator
6 , 1.0
12 n.2, 9)
Cylinder
Head/CylinderIH.P.P.:
Cylinder head
nut
8
,
1.25
2712.7,20)
Cylinder mounting nut
8 ,
1.25
2712.7,201
Cylinder
stud bolt
8 ,
1.25
12(1.2,9)
Note
1
H.P.P. valve guide bolt
6 , 1.0
9
(0.9,
6.5)
H.P.P.
pinion holder socket bolt
5
x O.B
5.5 (0.55, 4.0)
H.P.P.
valve
drive shaft nut
6
x
1.0
10(1.0,7)
H.P.P. valve
cover bolt
6
x
1.0
1211.2,9)
H.P.P. valve
cover
screw
5, 1.0
2.5
(0.25,
1.8)
H.P.P. drain bolt
6 , 1.0
10(1.0,7)
H.P.P. pinion rod setting screw
6 , 1.0
9
(0.9,
6.5)
Cylinder upper
cover
bolt
6 ,
1.
0
12(1.2,9)
Clutch
/
Kick starter /Gearshift
Linkage:
Clutch
center lock nu
t
18
x
1
.0
60 (6.0, 4.3)
Clutch
spring bolt
6 ,
1
.0
1011.0,71
Primary drive gear bolt
lOx
1
.25
45
(4.5,
33)
Gearshift drum center pin
8,
1.25
2212.2, 16)
Right crankcase/clutch cover bolt
6 , 1.0
10(1.0,7)
Gearshift drum
stopper
arm bolt
6,
1.
0
120.2,9)
Gearshift pedal pinch bolt
6, 1.0
1211.2,9)
Kickstart
er pedal bolt
8 ,
1.25
27 12.7,20)
Note 1
1-11
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