Manley 1.677 Triple Valve Springs 221449-16

Manley 1.677 Triple Valve Springs 221448-16Valve Spring - NexTek - Triple Spring - 733 lb/in Spring Rate - 1.142 in Coil Bind - 1.677 in OD - Set of 16

Manley 1.677 Triple Valve Springs 221447-16Valve Spring - NexTek - Triple Spring - 746 lb/in Spring Rate - 1.160 in Coil Bind - 1.677 in OD - Set of 16

Manley 1.560 Dual Valve Springs 221442-16Valve Spring - NexTek - Dual Spring - 533 lb/in Spring Rate - 1.200 in Coil Bind - 1.560 in OD - Polished - 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 1.625 Valve Spring Locators 42437-16Valve Spring Locator - Inside - 0.062 in Thick - 1.570 in OD - 0.567 in ID - 0.860 in Spring ID - Steel - Black Oxide - Set of 16

Manley 1.570 Dual Valve Springs 221441P-16Valve Spring - NexTek - Dual Spring / Damper - 575 lb/in Spring Rate - 1.215 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 1.640 Nextek Valve Springs 221425-16Valve Spring - NexTek - Dual Spring - 604 lb/in Spring Rate - 1.150 in Coil Bind - 1.640 in OD - Set of 16