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Home >> Chevrolet >> 2001 >> Astro Van 2WD V6-4.3L VIN W >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Head Assembly >> Valve, Intake/Exhaust
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Valve, Intake/Exhaust

Valve LifterHydraulic Roller Type
Valve Face Angle 45
Valve Head Edge Margin 0.031 (M
Valve Lash Net Lash-No Adjustment
Valve Lift (Exhaust) 0.4280 in
Valve Lift (Intake) 0.4140 in
Valve Lifter Hydraulic Roller Type
Valve Stem Clearance (Exhaust-Production) 0.0010 - 0.0027
Valve Stem Clearance (Exhaust-Service) 0.0010 - 0.0037
Valve Stem Clearance (intake-Production) 0.0010 - 0.0027
Valve Stem Clearance (intake-Service) 0.0010 - 0.0037
Valve Stem Oil Seal Installed Height (Measured from the Top of the Large Diameter Valve Guide Bevel to the Bottom of the Valve Stem Oil Seal) 0.03937 - 0.07874
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