Valve Locks

Comp Cams Conical Valve Springs 1.060/1.332 7230-16Valve Spring - Conical - Single Spring - 520 lb/in Spring Rate - 1.185 in Coil Bind - 1.332 in OD - Set of 16

Lunati Valve Spring & Retainer Kit 73925K1Valve Spring Kit - Dual Spring - 379 lb/in Rate - 1.100 in Coil Bind - 1.306 in OD - Steel Cup / Locks / Retainers - Viton Seals - GM LS-Series - Kit

Comp Cams Conical Valve Springs 1.020/1.290 7228-16Valve Spring - Conical - Single Spring - 438 lb/in Spring Rate - 1.125 in Coil Bind - 1.290 in OD - Set of 16

Isky Cams 1.550In Valve Springs 9365SpValve Spring - SP-Series - Dual Spring / Damper - 460 lb/in Spring Rate - 1.170 in Coil Bind - 1.550 in OD - Set of 16

Manley 1.640 Dual Valve Springs 221424-16Valve Spring - NexTek - Dual Spring - 647 lb/in Spring Rate - 1.070 in Coil Bind - 1.640 in OD - Set of 16