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 TM 55-1905-221-14-I
Table 1-5. Special Bolt and Nut Torque Specifications (Metric)
SIZE NUT
APPLICATION
OR BOLT
(NM)
CYLINDER BLOCK
End plate bolt
3/8
-
16
13.5582
-
20.3373
Hand hole cover
3/8
-
16
13.5552
-
20.3373
Main bearing bolt (boring)
5/8
-
11
223.71
-
237.27
Main bearing bolt (assy)
5/8
-
11
244.044
-
257.605
Main bearing nut (boring)
5/8
-
18
189.8145
-
210.1518
Main bearing nut (assy)
5/8
-
18
210.1518
-
250.8263
CYLINDER HEAD
Cam follower guide bolt
-
20
16.2698
-
20.3373
Injector control shaft
-
20
13.5552
-
16.2698
bracket bolt
Exhaust valve bridge
5/16
-
24
27.1164
-
33.8954
adjusting screw locknut
Injector clamp bolt
3/8
-
16
27.1164
-
33.8954
Injector clamp nut
3/8
-
24
27.1164
-
33.8954
Exhaust manifold outlet
3/8
-
24
27.1164
-
33.8954
flange nuts (brass)
Water manifold nut
3/8
-
24
33.8954
-
40.6745
Fuel pipe nut
3/8
-
24
16.2698
-
20.3373
Lifter bracket bolt
7/16
-
14
74.5700
-
81.3491
*Threaded exhaust valve
7/16
-
14
62.3676
-
67.7909
bridge guide (nylon insert)
Exhaust manifold nuts
7/16
-
20
40.6745
-
47.4536
*Fuel manifold connector
7/16
-
20
40.6745
-
47.4536
Fuel manifold connector nuts
7/16
-
20
40.6745
-
47.4536
#Rocker shaft bolt
-
13
123.0236
-
135.5818
*Cylinder head bolts
5/8
-
11
237.27
-
250.8263
*Cylinder head nuts
5/8
-
18
237.27
-
250.8263
CRANKSHAFT
O.P. bolt in aluminum flywheel
5/16
-
18
13.5582
-
16.2698
housing & front cover
Crankshaft front-cover
3/8
-
24
33.8954
-
40.6745
Connecting ro.d nut (lubrite)
7/16
-
20
81.3491
-
94.9093
Connecting rod nut (castellated)
7/16
-
20
88.1282
-
101.6863
Crankshaft front cover
-
13
108.4054
-
122.0236
Main bearing bolt
5/8
-
11
244.0472
-
257.6054
Main bearing nut
5/8
-
18
210.1518
-
250.8263
Crankshaft end bolt
393.1872
-
420.3036
CAMSHAFT AND BALANCE SHAFT
Blower drive coupling to gear
5/16
-
24
27.1164
-
33.8954
hub bolt
Idler gear bearing retainer bolt
5/16
-
24
32.5396
-
39.3187
1-33
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