GM LS Beehive Valve Spring Kit with Titanium Retainers
130LBS @ 1.800" Seat Pressure, 325LBS @ 1.200" Open Pressure, 1.146" Coil Bind

Spring Specifications
Type: Beehive
OD: 1.264" / 1.029"
ID: 0.890" / 0.665"
Seat: 130LBS @ 1.800"
Open: 325LBS @ 1.200"
Spring Rate: 325 lbs/in
Coil Bind: 1.146"
Max Lift: 0.600"

Kit includes Valve Springs, Retainers, Locks and Seals.