E
TIGHTENING TORQUES
TIGHTENING TORQUES
SPECIFIED TORQUES
Part to be tightened
Part
name
Thread
size
Q’ty
Tightening torques
Remarks
N•m kgf•m ft•lb
POWER UNIT
Flywheel magnet mounting
Nut M20 1 160 16 115
Power unit mounting
Bolt M8 8 21 2.1 15
Intake manifold mounting
1st
Bolt M6 8
40.42.9
2nd 8 0.8 5.8
Reed valve stopper mounting
Screw M3 18 0.8 0.08 0.6
Spark plug
— M14 3 25 2.5 18
Stud M8 1 10 1.0 7.2
Cylinder head mounting
1st
Nut M8 1
15 1.5 11
2nd 32 3.2 23
1st
Bolt M8 13
15 1.5 11
2nd 32 3.2 23
Straight screw plug
Plug M10 1 23 2.3 17
Exhaust cover mounting
1st
Bolt M6 16
30.32.2
2nd 8 0.8 5.8
Crankcase mounting
1st
Bolt M10 8
20 2.0 14
2nd 40 4.0 29
1st
Bolt M8 6
10 1.0 7.2
2nd 20 2.0 14
LOWER UNIT
Propeller mounting
Nut M16 1 35 3.5 25
Lower unit mounting
Nut M10 4 40 4.0 29
Propeller shaft housing ring
Nut M101.5 1 105 10.5 76
Pinion mounting
Nut M16 1 95 9.5 68
Gear oil level check
Plug M8 1 7 0.7 5.1
Gear oil drain
Plug M8 1 7 0.7 5.1
BRACKET
Handle mounting
Nut M6 2 40 4.0 29
Remote control hook mounting
Nut M6 2 40 4.0 29
Throttle cable
Nut M6 2 40 4.0 29
Handle and bracket joint
Nut M6 2 40 4.0 29
Exhaust guide mounting
Bolt M8 2 21 2.1 15
Exhaust manifold mounting
Bolt M8 3 21 2.1 15
Clamp bracket nylon
Nut M22 2 23 2.3 17
ELECTRICAL SYSTEMS
CDI unit mounting
Screw M6 2 4 0.4 2.9
Ignition coil mounting
Bolt M6 6 7 0.7 5.2
Starter relay lead terminal
Nut M6 2 4 0.4 2.9
Starter motor positive (+) terminal
Bolt M6 1 4 0.4 2.9
Starter motor negative (-) terminal
Nut M8 1 18 1.8 13
Over heat warning light
Nut M12 1 4 0.4 2.9
Stop switch
Nut M16 1 18 1.8 13
Rectifier/regulator mounting
Screw M5 1 4 0.4 2.9
Terminal cover mounting
Screw M6 2 3 0.3 2.2
2-12