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Best in 7 days
Outer Diameter - Outer Valve Spring: 1.460"
Inner Diameter - Outer Valve Spring: 1.060"
Inner Diameter - Inner Valve Spring: 0.970"
Installed Height: 1.850"
Installed Load / Height (Valve Closed): 109 LB @ 1.850"
Open Height: 1.250"
Open Load: 293 PS
Open Load / Height (Valve Open): 293 LB @ 1.250"
Valve Spring Rate: 307 PS
Max Coil Bind: 1.145"
Max Valve Lift: 0.600"
Recommended Valve Spring Retainer - 300 Series: R379
Recommended Valve Spring Retainer - 400 Series: N/A
Recommended Valve Spring Retainer - 500 Series: N/A
Recommended Valve Spring Retainer - 600 Series: N/A
Recommended Valve Spring Seat: S112, S113
Recommended Valve Spring Cup: N/A
Valve Spring Series: 1900 Series
Valve Spring Type: Single with Damper
Primary Application: Drag Race, Street Performance
