Valve Spring

Valve Springs
Free Length (Approx.) 48.4 mm (1.905 in.)
Nominal Force (Valve Closed) 338 N @ 38.0 mm (75.98 lbs. @ 1.496 in.)
Nominal Force (Valve Open) 607 N @ 29.75 mm (136 lbs. @ 1.172 in.)
Installed Height 38.00 mm (1.496 in.)
Number of Coils 7.82
Wire Diameter 3.86 mm (1.496 in.)