Torque specifications for 68-82 Corvettes  

FT/LBS (Unless specified)

 

Front Suspension:                                                 Rear Axle:

Front Wheel Bearings                            12                                                 Differential Cover Bolts                     50

Upper Ball Joint Nut                            70                                                        Driveshaft to Pinion Flange                     15

Lower Ball Joint Nut                                90                                                        Differential Front Mounting Bolt    65

Ball Joint Attachment Nut                    28

Steering Arm to Spindle                    70                                   Brake System:

Upper Control Arm to Frame            55                                                          Master Cylinder Bolts                     24

Upper Control Arm, Shaft Bolts            60                                                          Caliper Mounting Bolts                     70

Lower Control Arm Shaft Bolts:                                                          Caliper Housing Bolts (rear)            40

Front Bolt                                           70                                                         Caliper Housing Bolts (front)             130

Rear Bolt                                           90                                                            Driveshaft and Rear Axles

Lower Control Arm Shaft Bolts           60                                                   Universal Joints U-Bolts                       15

Upper Shock Mount Bolt               12                                            Axle Shaft to Wheel Spidle               75

Lower Shock Mount Bolt                   18                                                          Camber Cam Bolt                                       65

Sway Bar Bracket bolts/frame               15                                             Engine and Transmission:

Wheel Nuts                                           80                                                          Flywheel Housing to Engine                30

Axle Shaft to Diff.. Side Yoke               15                                                             Exhaust Manifolds                                20

Rear Suspension:                                               Water Pump Bolts                                 30

Differential Mount Bracket                  60                                                             Flywheel Bolts                                         60

Control Arm front Pivot Bolt          50                                                           Spark Plugs                                              25

Shock Mount Bolt (Upper)                  50                                                           Distributor Clamp                                 25

Shock Mount Bolt (Lower)             35                                                               Intake Manifold                                         30

Leaf Spring Anchor Plate                 30                                                          Thermostat Housing                                 30

Strut Rod Bracket to Differential 35                                                          Water Outlet                                         30

Sway Bar Bracket bolts (to Frame) 25                                                          Fuel Pump Bolts                                         35

Brackets to Hub Carrier                 25                                                          Cylinder   Heads                                          65

Sway Bar Link Brackets:                                                                  Outer Bolts                                                  70

1/2" Bolts -                                          55                                                  Oil Drain Plug                                          20

3/8" Bolts -                                         35

Differential Cross Member/ Frame    30

Differential Spring Bolts                  2

Wheel Nuts                                        80

Connecting Rod Cap                        45

Body:

Main Bearing Cap                       80

Mount Bolts                                       45

Front Bumper Bolts                       18

Door Hinge Bolts                               27

Clutch:

Flywheel to Engine                       30

Pressure Plate Bolts                       30

Manual Transmission:

Case to Clutch Housing               55

Mount Bolts                                       40

Cross-Member to Frame nuts      25

Shifter Levers to Shafts               20

Drain Plug                                        30

Specifications from Chart - GM

Stabilizer Shaft:

Bracket to Frame                            150 in/lbs                                       ENGINE:

Bracket to Torque Arm            150 in/lbs                                      Crankcase Front Cover                       80 in/lbs

Link Bushing Bolts                     25                                               Flywheel Housing Cover               80 in/lbs

Jounce Bumper to Frame             20                                               Oil Filter Bypass Valve                       80 in/lbs

Carrier to Frame                              90                                               Oil Pan to Crank Case                       80 in/lbs

Carrier Front Support to "X" Member      65                                        Oil Pump Cover                               80 in/lbs

Drive Spindle Nut 100 (+ to Align Cotter Pin)                                       Rocker Arm Cover                               45 in/lbs

Rear Spring to Carrier                                 50                                       Oil Pan to Crank Case                       165

Shock Absorber: Camshaft Sprocket 20                                           Clutch Pressure Plate                       30

Upper                                                         35                               Distributor Clamp                                25

Lower                                                         35                                       Exhaust Manifold                                20

Drive Spindle Support to-                                                                Inlet Manifold                                        30

Torque Arm                                                30                                            Flywheel Housing                                30  

Strut Rod to Spindle Support 75 (+ to Align Cotter Pin)               Thermostat Housing                        30

Bracket to Carrier                                         20                                       Water Outlet                                        30

Camber Cam Nut                                       120                                       Water Pump                                        30

Torque Arm to Frame                                34                                             Connecting Rod Cap                            45

(+ to Align Cotter Pin)                                                                                 Cylinder Heads                                65

Spring Link Bolt to Torque Arm.-                                                              Main Bearing Cap                                80

(Finger tight and align cotter pin hole.)                                                    L-82 (outer)                                        70

                                                                                                                       Oil Pump                                                65

Axle - Drive shaft:                                                                               Torsional Damper                                60

Auto                                                   150 in/lbs                                Rocker Arm Stud                                   50

Manual                                                    20                                                Flywheel                                                 60

Ball Joint Stud Nuts:                                                                        Temperature Send. Unit                20

Upper                                                   50                                                Oil Filter                                                25

Lower                                                   80                                                Oil Pan Drain Plug                                20

Joint to Upper Arm                           25                                                  Spark Plug                                   17-27

Steering Arm Nuts                           70

Control Arm Pivot to Frame:

Upper                                                  50

Lower                                                  50

Cross Shaft Bolts                                  50

Shock Absorber:

Upper                                                  90 in/lbs

Lower                                                  150 in/lbs

Stabilizer Bar Link nuts                  18

Bracket Bolts                                          120 in/lbs

Lower Control Arm Shaft to Cross-member

Front:                                                  70

Rear                                                  95

Mounting Bolt –

Disc Brake Caliper                       70