Chrysler Hemi 5.7L, 6.1L NexTek High Performance Hydraulic Roller Valve Springs. Super Finished single conical ovate wire. .650" maximum lift, 145 lbs.@1.811", 370 lbs.@1.161", 353 lbs./in spring rate, 1.100" coil bind, 1.311" OD, 72 gram weight.
Chrysler Hemi 5.7L, 6.1L NexTek High Performance Hydraulic Roller Valve Springs. Super Finished single conical ovate wire. .650" maximum lift, 145 lbs.@1.811", 370 lbs.@1.161", 353 lbs./in spring rate, 1.100" coil bind, 1.311" OD, 72 gram weight.