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
Quick answer: Scout II torque specs
The Scout II torque specs page gathers common International Harvester service-manual values for late-model Scout II work, including lug nuts, steering box hardware, pitman arm, brake hoses, driveshaft U-bolts, shock mounts, and spring hardware. Always verify against the exact year, drivetrain, fastener, and service manual for the vehicle in front of you.
