Afr 1.550" Od Solid Roller Valve Spring Set - .710 Lift

AFR 8000 - 1.550" OD Solid Roller Valve Spring Set - .710 Lift Note: Does not include Retainers, Shims or Locks, See the product options button to add your retainer and lock type.
Valve Spring Specs:
1.550” OD Solid Roller Dual Drag Race Spring
.710” max lift (.680 lift for valves larger then 2.165)
Installed Load: 220 lbs. @1950
Open Load: 603 lbs. @1,240
Coil Bind: 1.155
Spring Rate: 540 lbs.
Max RPM 7200-7400
Steel Retainer: 8511
Titanium Retainer: AFR-8505
SBC/SBF Valve Lock: AFR-9009
BBC Valve Lock: AFR-9005
BBF Valve Lock: AFR-9010 *For those who need shims any general shim kit will work