Bolt Torque Guide

Common hi grade bolt torque specs are provided in the table below .

Bolt Torque Guide

SizeTORQUE*
(Ft. / Lbs)
TORQUE*
(NM)
1/4″1418
5/16″2838
3/8″5068
7/16″80108
1/2″125170
9/16″180240
5/8″240325
6mm1317
8mm2838
10mm5575
11mm72100
12mm85120
14mm165220
16mm225310
Grease supplied in ARP sets is to be used under the bolt heads only.
Some mild thread locker is recommended for threads.
Always fasten bolts in diagonal sequence.
Always fasten in 3-4 stages to the recommended torque.