Brian Tooley Racing BTR BTR-SK018: BTR-SK018 Beehive Valve Spring Kit, Max Lift: .625 in.
Valve Spring Kits
Beehive Valve Spring Kit OD: 1.02 in. Top/1.285 in. Bottom ID: .645 in. Top/.9915 in. Bottom Seat Pressure: 125 lbs. @ 1.800 in. Open Pressure: 365 lbs. @ 1.175 in. Coil Bind: 1.100 in. Max Lift .625 in. Set of 16