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 TM 55-1905-220-14-6
EXCEPTIONS TO STANDARD BOLT AND NUT TORQUE SPECIFICATIONS
TORQUE
Thread
Minimum
Maximum
Application
Size
(lb ft)
(Nm)
(lb ft)
(Nm)
**Fly wheel bolts................................ .
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
**Cylinder head nuts...........................
5/8-18
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................................ ......
11/8-18
300
406.8000
325
440.7000
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................................ ......
11/8-18
300
406.8000
325
440.7000
Blower drive gear hub nut...................
17/16-16
50
67.8000
60
81.3600
$ Stake nut after tightening.
# Lubricate before assembling to cylinder head.
@ 75-85lb-ft(1-1.70-115.26 Nm) torque on the two bolts attaching load limit bracket to the rocker arm shaft
bracket.
** Lubricate at assembly with International Compound No. 2 or equivalent.
3-2333
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