Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET1990HI-CUBE 7.4 N, 400/M40REPAIR AND DIAGNOSISDRIVELINES & AXLESDIFFERENTIALS & DRIVE AXLESDRIVE AXLE - FULL FLOATINGTORQUE SPECIFICATIONS
1990 Chevrolet Hi-Cube 7.4 N, 400/M40
Torque Specifications
1990 Chevrolet Hi-Cube 7.4 N, 400/M40SECTION Torque Specifications
TORQUE SPECIFICATIONS
| Applications | Ft. Lbs. (N.m) | |
|---|---|---|
| Axle Cover Bolts | 35 (47) | |
| Axle Shaft-to-Hub Bolts | 115 (156) | |
| Bearing Cap Bolts | 85 (115) | |
| Brake Backing Plate Bolts | 105 (142) | |
| Ring Gear Bolts | ||
| 9 3/4" Ring Gear | 110 (150) | |
| 10 1/2" Ring Gear | 105 (142) | |
| Filler Plug | 25 (34) | |
| Leaf Spring "U" Bolt Nut | 114 (155) | |
| Lower Shock Mount Nut | 75 (102) | |
| Drive Shaft Bolt | 15 (20) | |
| Wheel Lug Nut | ||
| Single Rear Wheels | 120 (163) | |
| Dual Real Wheels | 140 (190) | |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.