APPENDIX D
Metric Bolt Torque Values
Above Ground Model 250i Motorcycle Dynamometer Installation Guide
D-4
METRIC BOLT TORQUE VALUES
Always use the torque values specified in other sections of this manual. When specific
values are not available, use the torque values listed below. Use the following
guidelines when tightening torque:
• These values are based on use of clean, dry threads.
• The following tables include values for plain finish and plated fasteners.
• Reduce torque by 10% when engine oil is used as a lubricant.
The following tables are meant to be used as guidelines for Dynojet
product torque values only. Always use caution when torquing fasteners.
GRADE 8.8
GRADE 10.9
size torque, plain torque, plated
mm x pitch in•lb ft•lb N•m in•lb ft•lb N•m
M6 X 1 96 8 11 72 6 8
M8 X 1.25 233 19 26 175 15 20
M10 X 1.5 462 38 52 346 29 39
M12 X 1.75 805 67 91 604 50 68
M14 X 2 1287 107 145 966 80 109
M16 X 2 1997 166 226 1498 125 169
M20 X 2.5 3900 325 441 2925 244 330
M24 X 3 6739 562 761 5054 421 571
size torque, plain torque, plated
mm x pitch in•lb ft•lb N•m in•lb ft•lb N•m
M6 X 1 133 11 15 100 8 11
M8 X 1.25 323 27 36 242 20 27
M10 X 1.5 639 53 72 479 40 54
M12 X 1.75 1114 93 126 836 70 94
M14 X 2 1781 148 201 1336 111 151
M16 X 2 2762 230 312 2072 173 234
M20 X 2.5 5395 450 610 4046 337 457
M24 X 3 9322 777 1053 6992 583 790
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