Valve Spring

VALVE SPRINGS
Free Length (Approximately) 49.2 mm (1.937 inch)
Nominal Force (Valve Closed) 334 N @ 38.0 (75 lbs. @ 1.496 inch)
Nominal Force (Valve Open) 598 N @ 29.75 (134 lbs. @ 1.172 inch)
Installed Height 38.00 mm (1.496 inch)
Number of Coils 6.9
Wire Diameter 3.61 mm (0.142 inch)