BRIAN TOOLEY RACING Platinum Dual Spring LS Kit Steel Retainer SK001/S/0560/BB

BRIAN TOOLEY RACING Valve Spring Kit - Dual Spring - 380 lb/in Spring Rate - 1.070 in Coil Bind - 1.300 in OD - Locks / Steel Retainers / Viton Seals / Seats - GM LS-Series - Kit.