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Home >> Chevy Truck >> 2002 >> TrailBlazer 2WD L6-4.2L VIN S >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Cylinder Head Assembly >> Valve Spring >> Specifications

Valve Spring: Specifications

Valve Spring Valve Springs Load (Closed) 47.5-52.5 lb @ 1.701 inch
Valve Springs Load (Open) 130-142 lb @ 1.260 inch
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