Yamaha 250GETO Service Manual page 47

Part to be tightened
Lower unit (regular rotation model)
Check screw
Drain screw
Lower case mount bolt
Water pump housing bolt
Shift rod cover bolt
Trim tab bolt
Propeller shaft housing bolt
Ring bolt
Grease nipple
Pinion nut
Drive shaft housing bolt
Propeller nut
Cooling water inlet cover screw
Lower unit (counter rotation model)
Check screw
Drain screw
Lower case mount bolt
Water pump housing bolt
Shift rod cover bolt
Trim tab bolt
Propeller shaft housing bolt
Ring bolt
Ring nut
Grease nipple
Pinion nut
Drive shaft housing bolt
Propeller nut
Cooling water inlet cover screw
Bracket unit
Upper mount nut
Lower mount nut
Speed sensor adopter bolt
Exhaust guide bolt
Exhaust manifold bolt
Muffler bolt
Muffler assembly bolt
Self-locking nut
Grease nipple
Friction plate screw
Trim stopper nut
Shift handle bolt
Flushing hose adaptor screw
Spring hook bolt
Hook bolt
6S35H11
Tightening torques
Thread size
N·m
— 9
— 9
M10 47
M8 18
M6 8
M10 42
M8 30
M8 18
— 6
— 142
M8 18
— 54
— 4
— 9
— 9
M10 47
M8 18
M6 8
M10 42
M8 30
M8 18
— 108
— 6
— 142
M8 18
— 54
— 4
— 72
— 72
M6 8
M8 18
M8 18
M8 18
M8 18
— 22
— 3
— 4
— 36
M6 8
— 5
M8 8
M8 8
Tightening torque
kgf·m ft·lb
0.9 6.6
0.9 6.6
4.7 34.7
1.8 13.3
0.8 5.9
4.2 31.0
3.0 22.1
1.8 13.3
0.6 4.4
14.2 104.7
1.8 13.3
5.4 39.8
0.4 3.0
0.9 6.6
0.9 6.6
4.7 34.7
1.8 13.3
0.8 5.9
4.2 31.0
3.0 22.1
1.8 13.3
10.8 79.7
0.6 4.4
14.2 104.7
1.8 13.3
5.4 39.8
0.4 3.0
7.2 53.1
7.2 53.1
0.8 5.9
1.8 13.3
1.8 13.3
1.8 13.3
1.8 13.3
2.2 16.2
0.3 2.2
0.4 3.0
3.6 26.6
0.8 5.9
0.5 3.7
0.8 5.9
0.8 5.9
2-12
1
2
3
4
5
6
7
8
9