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Home >> Chevy Truck >> 1990 >> Suburban 1/2 Ton 4WD V8-379 6.2L DSL >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Head Assembly >> Valve Spring >> Pressure Values

Pressure Values

Intake Exhaust
Closed 80 at 1.81 Pound Force At Inch (lbf @ in)80 at 1.81 Pound Force At Inch (lbf @ in)
Open 230 at 1.39 Pound Force At Inch (lbf @ in)
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