Diesel Data: Automotive Repair

Valve Spring

Free Length (Approx.)Intake 1.7195 Inch (in)
Free Length (Approx.)Exhaust 1.7448 Inch (in)
Spring Force (Valve Closed) Intake 69.5 - 80.5 at 1.4961 Pound Force At Inch (lbf @ in)
Spring Force (Valve Closed) Exhaust 56.0 - 64.0 at 1.4961 Pound Force At Inch (lbf @ in)
Spring Force (Valve Open) Intake 188.0 - 204 at 1.1594 Pound Force At Inch (lbf @ in)
Spring Force (Valve Open) Exhaust 124 - 136 at 1.239 Pound Force At Inch (lbf @ in)
Number of Coils Intake (Approx.) 6.86
Number of Coils Exhaust (Approx.) 7.66
Color of Spring (Top of Coils)
Intake (Right Hand Coil Direction) Orange
Exhaust (Left Hand Coil Direction) Green
Wire Diameter Intake 0.1689 - 0.1712 Inch (in)
Wire Diameter Exhaust 0.1638 - 0.1661 Inch (in)
Installed Height (Spring Seat to Bottom of Retainer) Intake and Exhaust 1.4961 Inch (in)