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 Forward Control 5.7 K, StandardFACTORY OEM SERVICE PROCEDURE
Torque Specifications
TORQUE SPECIFICATIONS
| Application | Ft. Lbs. (N.m) | |
|---|---|---|
| Oxygen Sensor | 30 (41) | |
| Throttle Body-to-Manifold Bolts | 17 (23) | |
| Idle Air Control Valve (Threaded) | 13 (18) | |
| Fuel Inlet & Outlet Nuts | 22 (30) | |
| INCH Lbs. | ||
| Fuel Meter Body Screws | ||
| Model 220 | 35 (4) | |
| Model 700 | 53 (6) | |
| Fuel Meter Cover Screws | 28 (3) | |
| Fuel Pressure Regulator Screws | 22 (2.5) | |
| Idle Air Control Valve (2.5L & 7.4L) | 28 (3) | |
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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