Comp Cams .937 Dia. Inner Valve Springs- .697 Id. 974-16

Comp Cams .953 Dia. Inner Valve Springs - .697 Id. 975-16Valve Spring - Single Spring - 130 lb/in Spring Rate - 0.928 in Coil Bind - 0.953 in OD - Set of 16

Comp Cams .970 Dia. Inner Valve Springs- .700 Id. 973-16Valve Spring - Single Spring - 134 lb/in Spring Rate - 1.040 in Coil Bind - 0.970 in OD - Set of 16

Comp Cams Dual Valve Springs 1.550 Dia. (.815 Id.) 917-16Valve Spring - Race Endurance - Dual Spring - 566 lb/in Spring Rate - 1.050 in Coil Bind - 1.550 in OD - Set of 16

Comp Cams Dual Valve Springs 1.489 Dia. (.819 Id.) 914-16Valve Spring - Dual Spring - 367 lb/in Spring Rate - 1.100 in Coil Bind - 1.489 in OD - Set of 16