Specified tightening torque
Fuel system
Part to tightened
Fuel cock knob screw
Fuel cock assy./washer nut
Choke knob screw
Choke knob nut
Oil filler neck/rubber seal nut
Oil filler hose clamp
Fuel filler neck/rubber seal nut
Fuel filler hose clamp
Fuel level sensor assy. clamp
Carburetor cover 1 bolt
Flame arrester holder bolt
Throttle cable locknut
Choke cable locknut
Carburetor assy. nut
Needle valve assy. plate screw
Float arm screw
Cover (carburetor 1) screw
Cover (carburetor 2) screw
Diaphragm cover screw
Body assy. screw
Main jet
Pilot jet
Air bleed screw
Oil pump bolt
Power unit
Part to tightened
Coupling cover bolt
Engine mounting bolt
Engine mount bolt
Exhaust joint clamp
Exhaust ring joint clamp
Exhaust ring bolt
Muffler stay bolt
Exhaust outer cover 1
Exhaust outer cover 2
Muffler bolt
Reed valve/valve stopper screw
Electrical technical data / Specified tightening torque
Screw
size
N·m
ø4
2
—
5
ø3
2
—
2
—
6
—
3.7
—
6
—
3.7
1
M5
1
M6
8
—
8
—
8
—
18
ø3
1
ø3
1
ø5
4.4
ø5
3.4
ø5
3.4
ø4
2
—
1.8
—
0.7
ø6
5
M6
8
Screw
size
N·m
M6
8
M8
17
M8
17
—
5
—
2
M8
29
1st
2
2nd
2
3rd
2
M10
4th
39
5th
46
6th
39
M6
8
M6
8
1st
21
M10
2nd
39
ø3
1
Tightening torque
kgf·m
ft·lb
0.2
1.5
0.5
3.7
0.2
1.5
0.2
1.5
0.6
4.4
0.37
2.7
0.6
4.4
0.37
2.7
0.1
0.7
0.1
0.7
0.8
5.9
0.8
5.9
0.8
5.9
1.8
13.3
0.1
0.7
0.1
0.7
0.44
3.2
0.34
2.5
0.34
2.5
0.2
1.5
0.18
1.3
0.07
0.5
0.5
3.7
0.8
5.9
Tightening torque
kgf·m
ft·lb
0.8
5.9
1.7
12.5
1.7
12.5
0.5
3.7
0.2
1.5
2.9
21.4
0.2
1.5
0.2
1.5
0.2
1.5
3.9
28.8
4.6
33.9
3.9
28.8
0.8
5.9
0.8
5.9
2.1
15.5
3.9
28.8
0.1
0.7
See
1
page
4-1
4-1
4-3
4-3
2
4-4
4-4
4-6
4-6
4-6
3
4-8
4-8
4-8
4-8
4-8
4
4-11
4-11
4-11
4-11
4-11
5
4-11
4-11
4-11
4-17
4-17
6
See
page
5-1
7
5-1
5-3
5-10
5-10
5-10
8
5-11
5-11
5-11
5-11
5-11
9
5-11
5-12
5-12
5-13
5-13
A
5-14
2-8