Valve Spring: Specifications

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