Valve Spring

Valve Spring:
Free Length 51.3 mm (2.02 inch)
Pressure Closed 338-374 Nm at 32.3 mm (76-84 lbs. at 1.70 inch)
Pressure Open 832-903 Nm at 32.3 mm (187-203 lbs. at 1.27 inch)
Installed Height Intake 42.92-43.43 mm (1.67-1.70 inch)
Installed Height Exhaust 42.92-43.43 mm (1.67-1.70 inch)