Tightening Torque Specifications - Westerbeke 6.5 MCG 60HZ Operator's Manual

Multi-port marine gasoline generator single phase
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TIGHTENING TORQUE SPECIFICATIONS
Timing Bell
Nm
ft.lbs.
Front Case, Counterbalance Shaft
Nm
n.lbs.
Flywheel bolt
135-145
98-105
Front case bolts
8-10
6-7
Timing belt cover bolts __
10-12
7~9
Oil pump cover bolts
8-10
6-7
Camshaft sprocket bolts
8D-100
58·72
Oil pan bolts
10·12
7-9
Oil pilrilP. sprocket nuts
50-57
36-41
011 drain plug
35-45
25-33
Timing tensloner nuts
22,30
16-22
Oil screen bolts
15-22
11-16
Timing belt rear cover bolls
10-12
7-9
Oil pump driven gear bolt
34-40
25-29
Rocker P..nns and Rocker Shaft
Rear cover bolts
10-12
7-9
Rocker cover shaft
29-35
21-25
Piston and Connecting Rod
Camshaft tl:trust plate bolt
10-12
7-9
Connecting rod cap nut
15
+
9o•tum
11
+ go•
tum
Rocker arm adjust nut
8-10.
6-7
Crankshaft, Bearing·
Cylinder Head, Valve
011 seal case bolts
10-12
7-9
_cylinder head bolt (cold engine) _____
60-70
43-51
Bearing cap bolts
50-55
36-40
Spark plug.
15.2
11-15/b-ft
Cylinder Block
~ocket
cover
12-13
9-10
Taper plug 1/16 NPT
8-12 --
6·9
Miscellaneous
Taper plug 1/8 NPT
15-22
11-16
Coolant temperature sender
12-18
9-13
Water drain plug
35-45
25-33
Coolant temperature switch
12-18
_9-13
Taper plug 1/4 NPT
35-45
25-33
Generator mounts
34-47
23-34
Oil pressure switch
12-18
9-13
Exhaust manifold
16-23
12-17
Oil pressure sender
12-18
9-13
Thermostat housing
8-11
6-8
Water Pump
Front ' Crankshaft bolt
135-145
98-105
Water pump
8-10
6-7.
35

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5.2 mcg 50hz5.0 mcg 60hz4.2 mcg 50hz

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