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.
1987 Chevrolet Hi-Cube 6.2 J, 400/M40FACTORY OEM SERVICE PROCEDURE
Torque Specifications
TORQUE SPECIFICATIONS
| Application | Ft. Lbs. (N.m) | |
|---|---|---|
| Back-Up Light Switch | 15 (20) | |
| Drain Plug | ||
| Chrysler Motors | 25 (34) | |
| General Motors | 15 (20) | |
| Extension Housing-to-Case Bolts | 50 (68) | |
| Gearshift Mount-to-Extension Housing Bolts | 12 (16) | |
| Gearshift Mount-to-Plate Bolts | 24 (32) | |
| Input Bearing Retainer Bolts | 30 (41) | |
| Shift Cover Housing Bolts | 15 (20) | |
| Shift Lever Nuts | 18 (24) | |
| Transmission-to-Bellhousing Bolts | ||
| Chrysler Motors | 50 (68) | |
| General Motors | 75 (100) | |
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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