Torque Specs

Torque Specifications

(NOTE: Specs are for 60 wt. Oil on Threads & Washer Surfaces…not Moly)


Small Block 350/400

Stud
Stud Diameter
Torque
Main Straight Stud
7/16″
70 ft-lbs
Angle Studs
7/16″
65 ft-lbs
FRONT Outer Main Cap Studs*
3/8″
40 ft-lbs
Head Studs
7/16″
70 ft-lb
Tool Steel Head Studs**
3/8″
60-65 ft-lbs

*NOTE: These front studs are smaller than the rest of the studs on the other main caps.

**NOTE: Some special heads require the smaller tool steel studs.


Big Block 500/700/800

Stud
Stud Diameter
Torque
Main Straight Stud
1/2″
95 ft-lbs
Angle Studs
1/2″
85 ft-lbs
Head Studs
7/16″
70-75 ft-lb

All Gear Drives

Bolt
Stud Diameter
Torque
Cam & Gear Bolts
5/16″-24
20 ft-lbs
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