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Home >> Oldsmobile >> 1997 >> Achieva V6-3100 3.1L MFI VIN M >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Head Assembly >> Valve Spring
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Valve Spring

DIMENSIONS
Approximate # of Coils 6.55
Free Length 48.5 mm (1.89 inch)
Installed Height 43.2 mm (1.701 inch)

SPRING LOAD
Closed [1] 320 N (75 lbs.)
Open [2] 1036 N (230 lbs.)

[1] At 43.2 mm (1.701 inch)
[2] At 32 mm (1.260 inch)
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