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Home >> Pontiac >> 2003 >> Grand Prix V6-3.8L SC VIN 1 >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Head Assembly >> Valve Spring
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Valve Spring

Free Length 1.960 in
Load-Closed 75 lb @ 1.72 in
Load-Open 228 lb @ 1.277 in
Installed Height 1.690-1.750 in
Approximate Number of Active Coils 4.48
Approximate Number of Total Coils 6.60
Run out- Maximum 0.015 in
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