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Home >> GMC >> 1996 >> Yukon 2WD V8-5.7L VIN R >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Head Assembly >> Valve, Intake/Exhaust >> Valve Specifications
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Valve Specifications

Engine Liter/CID 5.7L/V8-350

All specifications given in inches.

Stem Diameter Std.
Intake 0.3410-0.3417
Exhaust 0.3410-0.3417
Maximum Tip Refinish [03]
Face Angle 45 deg.
Margin [01]
Intake 0.0315
Exhaust 0.0315
Valve Lash [08]

[01] Minimum.
[03] Grind only enough to provide true surface. After grinding valve stems, ensure sufficient clearance remains between rocker arm & valve spring cap or rotator.
[08] One turn after lash is removed.
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