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Buick
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1991
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Skylark L4-138 2.3L DOHC VIN D MFI QUAD 4
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Repair and Diagnosis
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Specifications
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Mechanical Specifications
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Engine
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Cylinder Head Assembly
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Valve Guide
Valve Guide
Valve Guide
I.D
7.015 mm - 7.041 mm (0.2762" - 0.2772")
Valve Stem to
Valve Guide
Clearance
Intake
0.025 mm - 0.069 mm (0.000984" - 0.00271")
Exhaust
0.038 mm - 0.081 mm (0.00149" - 0.00319")