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 TM 55-1905-221-14-2
5-15. CYLINDER HEAD (Continued).
LOCATION/ITEM
ACTION
REMARKS
REPAIR/REPLACEMENT (Cont)l
NOTE
Refer to the following two tables for bolt and nut torque specifications and proceed with
reassembly of cylinder head.
Standard Bolt and Nut Torque Specifications.
SIZE NUT OR BOLT
TORQUE
TORQUE
(lb. ft.)
(Nm)
1/4- 20
7-9
9.4907 -12.2024
1/4- 28
8 - 10
10.8465 -13.5582
5/16 - 18
13 - 17
17.6256 -23.0489
5/16 - 24
15 - 19
20.3373 -25.7605
3/8- 16
30 - 35
40.6745 -47.4536
3/8- 24
35 - 39
47.4536 -52.8769
7/16 - 14
46 - 50
62.3676 -67.7909
7/16 - 20
57 - 61
77.2816 -82.7049
1/2- 13
71 - 75
96.2631 - 101.6863
1/2- 20
83 - 93
112.5329 - 126.0911
9/16 - 12
90 - 100
122.0236 - 135.5818
9/16 - 18
107 - 117
145.0725 - 158.6307
5/8- 11
137 - 147
185.7471 - 199.3052
5/8- 18
168 - 178
227.7774 - 241.3356
3/4- 10
240 - 250
325.3963 - 338.9545
3/4- 16
290 - 300
393.1872 - 406.7454
7/8- 9
410 - 420
555.8854 - 569.4436
7/8- 14
475 - 485
644.0132 - 657.5714
1- 8
580 - 590
786.3744 - 799.9326
1- 14
685 - 695
928.7353 - 942.2935
5-375
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