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 MANUALSBUICK1985ELECTRA BASE, 4D SEDAN, 4.3 TREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALMECHANICAL3.0L V6 - VIN [E]ENGINE SPECIFICATIONSVALVE SPECIFICATIONS
1985 Buick Electra Base, 4D Sedan, 4.3 T
Valve Specifications
1985 Buick Electra Base, 4D Sedan, 4.3 TSECTION Valve Specifications
VALVE SPECIFICATIONS
| Application | In. (mm) | |
|---|---|---|
| Intake | ||
| Head Diameter | 1.705-1.715 (43.31-43.56) | |
| Face Angle | 45° | |
| Seat Angle | 46° | |
| Seat Width | .062 (1.57) | |
| Stem Diameter | .3401-.3412 (8.641-8.666) | |
| Stem Clearance | .0015-.0032 (.038-.081) | |
| Valve Lift | N/A | |
| Exhaust | ||
| Head Diameter | 1.495-1.505 (37.97-38.23) | |
| Face Angle | 45° | |
| Seat Angle | 46° | |
| Seat Width | .094 (2.39) | |
| Stem Diameter | .3405-.3412 (8.649-8.666) | |
| Stem Clearance | .0015-.0032 (.038-.081) | |
| Valve Lift | N/A | |
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.