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Starting circuit cut-off relay:
Model/manufacturer
Coil winding resistance
Fuse (amperage×quantity):
Main fuse
Reserve fuse
TIGHTENING TORQUES
ENGINE
△
- marked portion shall be checked for torque tightening after break-in or before each race.
*1: Tighten the cylinder head bolts to 30 Nm (3.0 m•kg, 22 ft•lb) in the proper tightening sequence, remove and retighten
the cylinder head bolts to 20 Nm (2.0 m•kg, 14 ft•lb) in the proper tightening sequence, and then tighten the cylinder head
bolts further to reach the specified angle 180° in the proper tightening sequence.
Part to be tightened
Spark plug
Camshaft cap
Cylinder head blind plug screw
Cylinder head (stud bolt)
Cylinder head (bolt)
Cylinder head (bolt)
Cylinder head cover
Cylinder
Timing chain tensioner
Timing chain tensioner cap bolt
Timing chain guide (intake side)
Exhaust pipe (nut)
Exhaust pipe (bolt)
△
Silencer
Silencer clamp
Exhaust pipe protector
Spark arrester
Silencer cap
Air induction pipe
Air cut-off valve assembly and bracket
Bracket (air cut-off valve) and frame
Carburetor joint
Carburetor joint clamp
△
Air filter case
Air filter joint clamp
Air filter joint and air filter case
Throttle cable adjust bolt and locknut
Throttle cable (pull)
Throttle cable (return)
Item
TIGHTENING TORQUES
Standard
ACM33221 M06/MATSUSHITA
Ω
75.69–92.51
at 20 °C (68 °F)
10 A × 1
10 A × 1
Thread size
Q'ty
M10S × 1.0
1
M6 × 1.0
10
M12 × 1.0
1
M8 × 1.25
1
M10 × 1.25
4
M6 × 1.0
2
M6 × 1.0
2
M6 × 1.0
1
M6 × 1.0
2
M6 × 1.0
1
M6 × 1.0
2
M8 × 1.25
1
M8 × 1.25
1
M8 × 1.25
2
M8 × 1.25
1
M6 × 1.0
3
M5 × 0.8
4
M5 × 0.8
6
M6 × 1.0
2
M6 × 1.0
2
M6 × 1.0
2
M6 × 1.0
3
M4 × 0.7
1
M6 × 1.0
2
M6 × 1.0
1
M5 × 0.8
1
M6 × 0.75
1
M6 × 1.0
1
M12 × 1.0
1
2-12
Limit
----
----
----
----
Tightening torque
Nm
m•kg
ft•lb
13
1.3
9.4
10
1.0
7.2
28
2.8
20
15
1.5
11
Refer to NOTE.*1
10
1.0
7.2
10
1.0
7.2
10
1.0
7.2
10
1.0
7.2
7
0.7
5.1
10
1.0
7.2
20
2.0
14
20
2.0
14
30
3.0
22
16
1.6
11
10
1.0
7.2
7
0.7
5.1
5
0.5
3.6
10
1.0
7.2
10
1.0
7.2
7
0.7
5.1
10
1.0
7.2
3
0.3
2.2
8
0.8
5.8
3
0.3
2.2
4
0.4
2.9
4
0.4
2.9
4
0.4
2.9
11
1.1
8.0
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