Valve Spring
GENERAL SPECIFICATIONSValve Springs
Valve Spring Coil Thickness 3.25O x 3.900 mm (0.1280 x 0.1535 inch)
Valve Spring Diameter - Inside Top 12.090-12.590 mm (0.4760-0.4957 inch)
Valve Spring Diameter - Outside Top 20.140 mm (0.7929 inch)
Valve Spring Diameter - Inside Bottom 17.950-18.450 mm (0.7067-0.7264 inch)
Valve Spring Diameter - Outside Bottom 26.000 mm (1.0236 inch)
Valve Spring Free Length 42.050-44.850 mm (1.6555-1.7657 inch)
Valve Spring Installed Height -Closed 35.000 mm (1.3779 inch)
Valve Spring Installed Height -Open 24.000 mm (0.9449 inch)
Valve Spring Load - Closed 247-273 N 56-61 lb
Valve Spring Load - Open 598-662 N 134-149 lb
Valve Spring Total Number of Coils 7.1