Manley 1.437 Street Master Dual Valve Springs 22407-16

Manley 1.250 Street Master Single Valve Springs 22409-16Valve Spring - Street Master - Single Spring / Damper - 357 lb/in Spring Rate - 1.180 in Coil Bind 1.250 in OD - Set of 16

Manley 1.437 Spring Cups 42126-16Valve Spring Locator - Outside - 0.062 in Thick - 1.550 in OD - 0.687 in ID - 1.437 in Spring OD - Steel - Black Oxide - Set of 16

Manley 1.540 Dual Valve Springs 221461-16Valve Spring - NexTek - Dual Spring - 964 lb/in Spring Rate - 1.215 in Coil Bind - 1.540 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