Isky Cams RAD-9000 Precision Tool Room Dual Valve Springs w/ Damper - (Set of 16) - Outer: 1.600" O.D., 1.150 I.D. - Inner: 1.040" O.D., .745" I.D. 2010213 JAZ quickly expanded and today

JAZ quickly expanded and today has a complete line of seats

Red or Blue with Black accents

lightweight but durable leather construction

Slotted front mounts accept most frame width engine mounts

Four 2-1/16 in Holes

Isky Cams RAD-9000 Precision Tool Room Dual Valve Springs w/ Damper - (Set of 16) - Outer: 1.600" O.D., 1.150 I.D. - Inner: 1.040" O.D., .745" I.D. 2010213 JAZ quickly expanded and todayIsky 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. 600" O. D. 1. 150 I. D. Inner: 1. 040" O. D. . 745" I. D. Seat Pressure 250 @ 2. 050" Open Pressure: 735 @ 1. 250" Rate