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. HASZ6SM Stay protected on the track

Stay protected on the track with the K1 Outlaw Adult Auto Racing Nomex® Suit

Fits different body shapes and sizes and adjusts to different race seats

fits both hard top and convertible models

SPECS: Base Style: Dropped 1 inch Brand: Holley

Shifter design offers a retro muscle car look and feel

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. HASZ6SM Stay protected on the trackIsky 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