Valve Spring

Free Length 50.32 mm (1.981 inches)
Load (Closed) 356 Nm at 43.69 (80 lbs. at 1.75)
Load (Open) 935 Nm at 33.4 (210 lbs. at 1.315)
Installed Height 42.93-44.45 mm (1.690-1.720 inches)
Approximate Number of Coils 4