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 MANUALSPONTIAC1987SUNBIRD BASE, 4D SEDAN, AUTOMATICREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMTURBOCHARGERTORQUE SPECIFICATIONS3.8L
1987 Pontiac Sunbird Base, 4D Sedan, Automatic
Torque Specifications: 3.8L
1987 Pontiac Sunbird Base, 4D Sedan, AutomaticSECTION 3.8L
TORQUE SPECIFICATIONS (3.8L)
| Application | Ft. Lbs. (N.m) |
|---|---|
| CHRA-to-Compressor Housing | 13 (18) |
| CHRA-to-Turbine Housing | 15 (20) |
| Elbow Assy.-to-Turbine Housing | 15 (20) |
| Exhaust Manifold-to-Cylinder Head | 37 (50) |
| Exhaust Pipe Fittings | 15 (20) |
| Intake Manifold-to-Cylinder Head | 44 (60) |
| Stabilizer Bracket Nut & Bolt | 22 (30) |
| Support Bracket-to-Intake Manifold | 22 (30) |
| Throttle Body-to-Compressor Housing | 20 (27) |
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.