Torque Specs

These torque specs were taken from International Harvester's Service Manual for a late model Scout II. This is meant to be a general guideline. Actual values may vary depending on specific models, please double check values for your specific application.

General:

Lug Nuts 90–110 ft⋅lbs
Body Bolts 35–50 ft⋅lbs
Brake Hose Banjo Bolt 24–27 ft⋅lbs
Driveshaft U-Bolts (5/16", 24 thread) 14–17 ft⋅lbs
Spark Plugs 28–30 ft⋅lbs

  

Steering:

Manual Steering Box to Frame 1/2" NC 45–50 ft⋅lbs
Manual Steering Box to Bracket 1/2" NC 60–80 ft⋅lbs
Manual Steering Box to Frame 7/16" NC 35–40 ft⋅lbs
Power Steering Box to Frame 60–70 ft⋅lbs
Pitman Arm to Steering Box Nut 160–210 ft⋅lbs
Hose Connections 20–30 ft⋅lbs
Tie-Rod Clamp Bolts

10–14 ft⋅lbs
Steering Wheel to Steering Column Nut

35-45 ft⋅lbs

 

Springs:

Shock Absorber Mounting Bolt Nuts 45–50 ft⋅lbs
Spring U-Bolt Nuts (stock) 65–80 ft⋅lbs

Spring Shackle and Mounting Bracket Bolt Nuts – tighten with body weight on springs

 75–85 ft⋅lbs

 

Front Axle:

Lower Ball Joint Nut 80 ft⋅lbs
Upper Ball Joint Threaded Sleeve 50 ft⋅lbs
Upper Ball Joint Nut – line up with cotter pin slot 100 ft⋅lbs
Wheel Bearing Adjusting Nut – tighten, then back off 1/4 turn 30 ft⋅lbs
Wheel Bearing Jam Nut 125–150 ft⋅lbs
Hub Assembly Mounting Bolts 32–40 ft⋅lbs
Front Differential Pinion Yoke Nut 200–220 ft⋅lbs
Front Differential Ring Gear Bolts 5–50 ft⋅lbs
Front Differential Bearing Cap Bolts 35–50 ft⋅lbs
Front Differential Cover Plate 15–25 ft⋅lbs

 

Rear Axle:

Rear Differential Pinion Yoke Nut 175–225 ft⋅lbs
Rear Differential Ring Gear Bolts 45–65 ft⋅lbs
Rear Differential Bearing Cap Bolts 70–90 ft⋅lbs
Rear Differential Cover Plate 15–25 ft⋅lbs
Rear Axle Shaft Flange Nuts 15 ft⋅lbs 

 

Brakes:

Support Key Retaining Screw 12-18 ft⋅lbs
Brake Hose Inlet Screw 24-27 ft⋅lbs

 

Front Axle Brake Group Mounting Bolts with Conical Type Nuts:

1/2" Bolts 100-120 ft⋅lbs
5/8" Bolts 220-240 ft⋅lbs

 

Front and Rear Axle Brake Group Mounting Bolts with Regular Nuts:

7/16" Bolts 55-60 ft⋅lbs
1/2" Bolts 85-95 ft⋅lbs
9/16" Bolts 115-125 ft⋅lbs
5/8" Bolts 160-175 ft⋅lbs
3/4" Bolts 275-300 ft⋅lbs

 

*Tighten the brake group mounting bolts from the nut side.

 

Engine*:

*Below values based on threads lubricated with engine oil.

5/16-16 and 5/16-24 Bolts:

All locations except as listed 14–16 ft⋅lbs
Oil Pump Mounting 25–30 ft⋅lbs

 

3/8-16 and 3/8-24 Bolts:

All locations except as listed 25–30 ft⋅lbs
Water Pump Mounting 40–45 ft⋅lbs
Clamp, Water Pipe to Cylinder Head 10–15 ft⋅lbs
Compressor Bracket to Cylinder Head 40–45 ft⋅lbs
Oil Filter Base to Crankcase 27–32 ft⋅lbs
Connecting Rod Bolts (V-304, V-304A, V-345) 40–45 ft⋅lbs
Connecting Rod Bolts (V-392) 40–45 ft⋅lbs
Flywheel to Crankshaft 45–55 ft⋅lbs

 

7/16-14 and 7/16-20 Bolts:

All locations except as listed 35–40 ft⋅lbs
Camshaft Gear to Camshaft 55–65 ft⋅lbs

 

1/2-13 Bolts:

Cylinder Head Bolts 90–110 ft⋅lbs
Main Bearing Cap Bolts 75–85 ft⋅lbs
Engine Mounting Bracket 70–80 ft⋅lbs
Stabilizer Bracket to Engine (where used) 70–80 ft⋅lbs
Bell Housing Bolts to Engine (4 cyl. and V8) 105 ft⋅lbs

 

If you have recommendations or corrections on information listed, please let us know on our contact page!

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