MANLEY

Valve Spring - Professional - Dual Spring / Damper - 507 lb/in Spring Rate - 1.190 in Coil Bind - 1.550 in OD - Set of 16

Valve Spring - Professional Series - Dual Spring / Damper - 458 lb/in Spring Rate - 1.180 in Coil Bind - 1.550 OD - Set of 16

Valve Spring - Professional Series - Single Spring / Damper - 370 lb/in Spring Rate - 1.095 in Coil Bind - 1.260 in OD - Set of 16

Valve Spring - Street Master - Single Spring / Damper - 357 lb/in Spring Rate - 1.180 in Coil Bind 1.250 in OD - Set of 16

Valve Spring - Street Master - Dual Spring / Damper - 418 lb/in Spring Rate - 1.085 in Coil Bind - 1.437 in OD - Set of 16

Valve Spring - NexTek - Dual Spring - 964 lb/in Spring Rate - 1.215 in Coil Bind - 1.540 in OD - Set of 16

Valve Spring - NexTek - Super Finish - Dual Spring - 618 lb/in Spring Rate - 1.150 in Coil Bind - 1.550 in OD - Set of 16

Valve Spring - NexTek - Triple Spring - 746 lb/in Spring Rate - 1.160 in Coil Bind - 1.677 in OD - Set of 16

Valve Spring - NexTek - Dual Spring - 500 lb/in Spring Rate - 1.200 in Coil Bind - 1.620 in OD - Polished - Set of 16

Valve Spring - NexTek - Dual Spring - 546 lb/in Spring Rate - 1.220 in Coil Bind - 1.610 in OD - Set of 16

Valve Spring - NexTek - Dual Spring - 535 lb/in Spring Rate - 1.170 in Coil Bind - 1.580 in OD - Set of 16

Valve Spring - NexTek - Dual Spring - 533 lb/in Spring Rate - 1.200 in Coil Bind - 1.560 in OD - Polished - Set of 16