Manley 1.311 Spring Cups 42324-16

Manley 1.311 Nextek Dual Valve Springs 221431-16Valve Spring - NexTek - Beehive Spring - 353 lb/in Spring Rate - 1.100 in Coil Bind - 1.311 in OD - Polished - Set of 16

Manley 1.560 Spring Cups 42373-16Valve Spring Locator - Inside - 0.062 in Thick - 1.570 in OD - 0.570 in ID - 0.835 in Spring ID - Steel - Black Oxide - Set of 16

Manley 1.625 Spring Cups 42121-16Valve Spring Locator - Outside - 0.062 in Thick - 1.740 in OD - 0.635 in ID - 1.625 in Spring OD - Steel - Black Oxide - Set of 16

Manley 1.550 Spring Cups 42317-16Valve Spring Locator - Inside - 0.062 in Thick - 1.535 in OD - 0.570 in ID - 0.730 in Spring ID - Steel - Black Oxide - Set of 16