Page 005i

Bolt Size Torque Specs

Torque specs based on Land Cruiser bolt size

The listings below are common torque settings based on bolt head stampings, bolt diameter and thread pitch.

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Head #
Dia in MM
Pitch
Torque kg-m
Torque ft-lb
4T
6
1
0.4-0.7
3-5

8
1.25
1.0-1.6
8-11

10
1.25
1.9-3.1
14-22

10
1.5
1.8-3.0
14-21

12
1.25 iso
3.5-5.5
26-39

12
1.5
3.5-5.5
26-39

12
1.75
3.0-5.0
22-36

13
1.5
4.5-7.0
33-50

14
1.5
5.0-8.0
37-57

14
2
4.7-7.7
34-55

16
1.5
7.5-11.0
55-79

16
2
7.1-10.6
52-76
 
Head #
Dia in MM
Pitch
Torque kg-m
Torque ft-lb
5T
6
1
0.6-0.9
5-6

8
1.25
1.5-2.2
11-15

10
1.25
3.0-4.5
22-32

10
1.5
2.7-4.2
20-30

12
1.25 ISO
5.0-8.0
37-57

12
1.5
5.0-7.0
37-50

12
1.75
4.8-6.8
35-49

13
1.5
6.5-9.0
48-65

14
1.5
4.5-11.0
55-79

14
2
7.0-10.5
51-75

16
1.5
12.0-17.0
87-122

16
2
11.5-16.5
84-119
 
Head #
Dia in MM
Pitch
Torque kg-m
Torque ft-lb
6T
6
1
.06-.09
5-6

8
1.25
1.5-2.2
11-15

10
1.25
3.0-4.5
22-32

10
1.5
2.7-4.2
20-30

12
1.25 ISO
5.0-8.0
37-57

12
1.5
5.0-7.0
37-50

12
1.75
4.8-6.8
35-49
 
Head #
Dia in MM
Pitch
Torque kg-m
Torque ft-lb
7T
6
1
0.8-1.2
6-8

8
1.25
2.0-3.0
15-21

10
1.25
4.0-5.5
29-39

10
1.5
3.7-5.2
27-37

12
125 ISO
7.5-10.5
55-75

12
1.5
7.0-9.0
51-65

12
1.75
6.0-8.5
44-61

13
1.5
8.0-12.0
58-86

14
1.5
10.0-15.0
73-108

14
2
9.5-14.0
69-101

16
1.5
15.0-23.0
109-166

16
2
14.0-22.0
102-159
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