Details
Manley Nextek Dual Valve Spring Part Number 221424P Max Lift .880 Spring Rate 647# Sug. Installed height 2.000 Install Pressure #'s 250 Coil bind height 1.070 Spring Dia. 1.640 Inner spring I.D. .860 Spring #'s @ 2.000 250 Open #'s 800 @ 1.150 Weight 149 grams Suggested Retainers Man-23649-16 10 degree Std install Man-23640-16 10 degree (+.100) Man-23540-16 10 degree (+.100) Lightweight