Westerbeke 9.0 BCG Technical Manual page 66

TIGHTENING TORQUE REQUIREMENTS
(continued)
Timing belt tensioner to cylinder block
BCG4.0KW
BCG 6.5KW and BTG 9.0KW
Oil pan to cylinder block
Oil pan drain plug
Oil pump to cylinder block
Oil pump drive shaft sprocket to oil pump rotor
(BCG 6.SKWand BTG 9.0KW
ONL
y)
Balance shaft gear cover to cylinder block
All Engines
Distributor housing to cylinder block
All Engines
Oil seal retainer to cylinder block
(BCG 6.SKW and BTG 9.0KW
ONL
y)
Backplate to cylinder block
BCG4.0KW
M8
M10
BCG 6.5KW and BTG 9.0KW
Fuel line to pump
Fuel line to carburetor
Generator drive disc to flywheel
Generator drive disc to rotor shaft
Lb-ft
7.2 - 11.6
21.7 - 32.5
2.9 - 5.1
18.1 - 25.3
10.8 -15.9
7.2 -11.6
7.2 - 11.6
10.8 - 15.9
7.2 -11.6
7.2 -11.6
13.7 - 22.4
7.2 -11.6
10.8 -14.5
10.8 -14.5
14.5 -21.7
28.9 -39.8
Kg-m
1.0 -1.6
3.0 -4.5
0.4 - 0.7
2.5 -3.5
1.5 - 2.2
1.0 -1.6
1.0 -1.6
1.5 - 2.2
1.0 -1.6
1.0 -1.6
1.9 - 3.1
1.0 -1.6
1.5 - 2.0
1.5 - 2.0
2.0 - 3.0
4.0 - 5.5
NOTE: Hardware listed in the Flywheel Housing to Cylinder Block specification are metric,
with values given as in the following example: Flywheel bolt M10 (17)
M10 indicates Metric thread diameter; (17), if given, indicates 17 mm across the flats of the
bolt head.
Westerbeke Generators 60