Operation CHARM
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Chevrolet
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1992
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Camaro V6-191 3.1L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Cylinder Head Assembly
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Valve Guide
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Service and Repair
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Valve Guide: Service and Repair
Valves operate in guide holes bored in the head. If clearance becomes excessive, use the next oversize valve and ream the bore to fit. Valves with oversize stems are available in .003, .015 and .030 inch.