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Home >> GMC Truck >> 1993 >> Suburban 3/4 Ton 4WD V8-454 7.4L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Head Assembly >> Valve, Intake/Exhaust >> Valve Clearance Specifications

Valve Clearance Specifications

Stem To Guide Clearance Intake Desired 0.0010-0.0027 Inch (in)
Service Limit 0.0037 Inch (in)
Exhaust Desired 0.0012-0.0029 Inch (in)
Service Limit 0.0049 Inch (in)
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