Valve Spring: Specifications

Valve Spring Free Length:
Standard Value 47.0 mm (1.85 inch)
Limit 46.0 mm (1.83 inch)
Valve Spring Load/Installed Height 245 N/40.0 mm (54 lbs./1.57 inch)
Valve Spring Out Of Squareness:
Standard Value Maximum 1.5°
Limit 4°