MANLEY

1.580 Spring Cups Valve Spring Locator - Inside - 0.062 in Thick - 1.570 in OD - 0.635 in ID - 0.835 in Spring ID - Steel - Black Oxide - Set of 16

1.600 R/M Exhaust Valves 5/16 5.040 AOL Exhaust Valve - Race Master - 1.600 in Head - 0.311 in Valve Stem - 5.4040 in Long - Stainless - Small Block Chevy - Set of 8

1.610 Spring Cups - .570 ID Valve Spring Locator - Inside - 0.062 in Thick - 1.610 in OD - 0.570 in ID - 0.720 in Spring ID - Steel - Black Oxide - Set of 16

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

1.625 Valve Spring Locators Valve 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

1.640 NexTek Dual Valve Springs Valve Spring - NexTek - Dual Spring - 647 lb/in Spring Rate - 1.070 in Coil Bind - 1.640 in OD - Polished - Set of 16

1.640 NexTek Valve Springs Valve Spring - NexTek - Dual Spring - 604 lb/in Spring Rate - 1.150 in Coil Bind - 1.640 in OD - Set of 16

1.650 NexTek Dual Valve Springs Valve Spring - NexTek - Dual Spring - 635 lb/in Spring Rate - 1.105 in Coil Bind - 1.650 in OD - Set of 16

1.660 Spring Cups Valve Spring Locator - Inside - 0.062 in Thick - 1.660 in OD - 0.570 in ID - 0.640 in Spring ID - Steel - Black Oxide - Set of 16

1.677 Spring Cups Valve Spring Locator - Outside - 0.062 in Thick - 1.740 in OD - 0.570 in ID - 1.677 in Spring OD - Steel - Black Oxide - Set of 16

1.677 Triple Valve Spring Valve Spring - NexTek - Triple Spring - 720 lb/in Spring Rate - 1.142 in Coil Bind - 1.677 in OD - Each

1.677 Triple Valve Spring Valve Spring - NexTek - Triple Spring - 733 lb/in Spring Rate - 1.142 in Coil Bind - 1.677 in OD - Each