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 MANUALSCHEVROLET1982CHEVETTE L4-111 1.8L DSLREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER HEAD ASSEMBLYVALVE SEAT
1982 Chevrolet Chevette L4-111 1.8L DSL
Valve Seat
1982 Chevrolet Chevette L4-111 1.8L DSLSECTION Valve Seat
| Seat Width | Intake | .047-.059 Inch (in) Note: Seat insert depression: standard, .027 inch; maximum, .055 inch. |
| Exhaust | .047-.059 Inch (in) Note: Seat insert depression: standard, .027 inch; maximum, .055 inch. | |
| Seat Angle | Intake | 45 Degrees (deg) |
| Exhaust | 45 Degrees (deg) | |
| Run Out | Intake | 0.0002 Inch (in) |
| Exhaust | 0.0002 Inch (in) |
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.