Isky Cams RAD-9000 Precision Tool Room Dual Valve Springs w/ Damper - (Set of 16) - Outer: 1.570" O.D., 1.145 I.D. - Inner: 1.040" O.D., .740" I.D. Threaded Insert Mandrel and Nosepiece Kits include two 2-3/4" long

Kits include two 2-3/4" long gun-drilled aluminum pins

10" Off-Road Race Navigator

Front Clip

Hg (yellow)

Block includes fittings

Isky Cams RAD-9000 Precision Tool Room Dual Valve Springs w/ Damper - (Set of 16) - Outer: 1.570" O.D., 1.145 I.D. - Inner: 1.040" O.D., .740" I.D. Threaded Insert Mandrel and Nosepiece Kits include two 2-3/4" longIsky RAD 9000 Precision Tool Room Valve Spring taken one step further. Springs have undergone Radial Densification (RAD), which further modifies the springs' physical properties. Designed for endurance oval track racing, RAD 9000 springs are sold in sets of 16. Isky RAD 9000 Precision Tool Room Dual Valve Springs w Damper Outer: 1. 570" O. D. 1. 145 I. D. Inner: 1. 040" O. D. . 740" I. D. Seat Pressure 250 @ 2. 030" Open Pressure: 625 @ 1. 300" Rate