Manley 1.570 Dual Valve Springs 221441P-16

Manley 1.570 Dual Valve Springs 221440P-16Valve Spring - NexTek - Dual Spring / Damper - 534 lb/in Spring Rate - 1.190 in Coil Bind - 1.570 in OD - Polished - Set of 16

Manley 1.580 Dual Valve Springs 221443-16Valve Spring - NexTek - Dual Spring - 535 lb/in Spring Rate - 1.170 in Coil Bind - 1.580 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

Manley 1.570 H-13 10-Deg Valve Spring Retainers +.100 23647Ts-161.570 H-13 10-Deg Valve Spring Retainers +.100

Isky Cams 1.570 Dual Valve Springs 9968RadValve Spring - RAD-9000 Series - Dual Spring w/Damper - 560 lb/in Spring Rate - 1.100 in Coil Bind - 1.570 in OD - Standard - Universal - Set of 16