Quantcast EXECPTIONS TO STANDARD BOLT AND NUT TORQUE SPECIFICATIONS

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TM 55-1905-220-14-4
EXECPTIONS TO STANDARD BOLT AND NUT TORQUE SPECIFICATIONS
Thread
Minimum
Maximum
Application
Size
(lb ft)
(Nm)
(lb ft)
(Nm)
Flywheel housing bolts..............
1/2 -13
90
122.0400
100
135.6000
Rocker shaft bolts.....................
1/2 -13
90
122.0400
100
135.6000
Idler gear hub and dummy
hub bolt.......................... ..........
1/2 -13
80
108.4800
90
122.0400
** Flywheel bolts.................. .... .
9/16 -18
180
244.0800
190
257.6400
** Camshaft gear bolt
(right bank-300M).................
9/16 -18
180
244.0800
190
257.6400
** Main bearing bolts
(assembly)................................
5/8 -11
180
244.0800
190
257.6400
** Main bearing bolts
(boring)................................ ..
5/8 -11
165
223.7400
175
237.3000
** Cylinder head bolts ...............
5/8 -11
175
237.3000
185
250.8600
Accessory drive pulley
nut
................................ ....
3/4 -16
80
108.4800
100
135.6000
Crankshaft end bolt...................
1 -14
290
393.2400
310
420.3600
Camshaft nut............................
1 1/8 -18
300
406.8000
325
440.7000
Exhaust manifold nuts..............
7/16 -20
30
40.68
35
47.4600
Fuel manifold connectors (steel
washer) ................................ ....
7/16 -20
40
54.24
45
61.0200
#Fuel manifold connectors
(Nylon insert) ..........................
7/16 -20
30
40.68
35
47.4600
Fuel manifold connector nuts ........
7/16 -20
30
40.68
35
47.4600
Crankshaft front cover bolts ........
1/2 -13
80
108.48
90
122.0400
Left bank accessory drive
gear nut ................................ ...
1 7/16-16
50
67.8000
60
81.3600
Blower drive gear hub nut.........
1 7/16-16
50
67.8000
60
81.3600
** Lubricate at assembly with International Compound No. 2, or equivalent.
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