Valve Spring

DIMENSIONS
Free Length 46 mm (1.811 inch)
Installed Spring Height 38.00 mm (1.496 inch)
No. Of Coils 7.35
Spring Tension
Closed 246 - 270 N/138.0 mm (55 - 60 lbs./1.496 inch)
Open 549 - 611 N/29.3 mm (123 - 137 lbs./1.153 inch)
Spring Wire Diameter 3.76 mm (0.148 inch)