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. HB100220 Hard-chromed valve stems are 11/32in

Hard-chromed valve stems are 11/32in

Cylinder Head Specifications: Combustion chamber volume: 100cc

open-end lug nuts are designed to fit most racing wheel applications and will not pull through the wheel

Vehicle Applications: 2007-2009 Dodge Sprinter 2500

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. HB100220 Hard-chromed valve stems are 11/32inIsky 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