GENERAL INFORMATION 1-15
5.5
40.018 mm
TIGHTENING TORQUE
Tightening Torque – Important Fasteners
ITEM
THREAD
DIAMETER
TIGHTENING TORQUE
kg-m
N
.
m
Ib-ft.
Cylinder head cover bolt 6 mm
10 1.0 7.0
Cylinder head bolt
10 mm
Crankcase bolt 8 mm
25 2.5 18.0
Conrod cap nut 8 mm
35 3.5 25.5
Camshaft pulley bolt
60 6.0 43.5
23 2.3 16.5
Oil pressure switch
13 1.3 9.5
Delivery pipe plug/union bolt 12 mm
40 4.0 29.0
40 4.0 29.0
Low pressure fuel pump bolt 6 mm
10 1.0 7.0
Thermostat cover bolt 6 mm
10 1.0 7.0
Flywheel bolt 16 mm
190 19.0 137.5
Starter motor mounting bolt 8 mm
23 2.3 16.5
Engine oil filter
14 1.4 10.0
Engine oil drain plug 12 mm
13 1.3 9.5
Power unit mounting bolt/nut 8 mm
23 2.3 16.5
Upper plug
Lower union
10 mm
50 5.0 36.0
8 mm
73 7.3 53.0
Intake manifold bolt/nut
12 mm
Oil pump stopper
50 5.0 36.0
23 2.3 16.5
8 mm
Exhaust manifold bolt/nut
17 1.7 12.5
7 mm
Valve adjusting lock nut
11 1.1 8.0
6 mm
Rocker arm shaft screw
70 7.0 50.5
38 mm
Timing pulley nut
Oil regulator valve
27 2.7 19.5
14 mm
Delivery pipe bolt
23 2.3 16.5
8 mm
12 mm
10 mm
50 5.0 36.0
Driveshaft housing bolt 10 mm
50 5.0 36.0
Upper mount nut 12 mm
70 7.0 50.5
Upper mount cover bolt 8 mm
23 2.3 16.5
Lower mount nut 12 mm
60 6.0 43.5
12 mm
40 4.0 29.0
Clamp bracket shaft nut 22 mm
43 4.3 31.0
Front
Rear
Water pump case bolt 8 mm
20 2.0 14.5
Gearcase bolt 10 mm
55 5.5 40.0
Propeller shaft bearing housing bolt 6 mm
10 1.0 7.0
Pinion nut
100 10.0 72.5
Propeller nut
55
12 mm
Water pressure valve cover bolt 6 mm
10 1.0 7.0
Tiller handle pivot bolt/nut
10 mm
45
4.5
32.5
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