Ti Dual Valve Spring Retainer Set 10-Deg 16pk Valve Spring Retainer - 500 Series - 10 Degree - 1.140 in / 0.815 in OD Steps - 1.475 in OD Dual Spring - Titanium - Set of 16

1.290 Dual Valve Springs 16pk Valve Spring - Dual Spring - 370 lb/in Spring Rate - 1.200 in Coil Bind - 1.290 in OD - Set of 16

1.440 Ti Valve Spring Retainers 16pk Valve Spring Retainer - 500 Series - 8 Degree - 1.070 in / 0.750 in OD Steps - 1.440 in OD Dual Spring - Titanium - Set of 16

1.200 TI Valve Spring Retainers - 8 Degree Valve Spring Retainer - 500 Series - Mini 8 Degree - 0.890 in / 0.600 in OD Steps - Dual Spring - Titanium - Set of 16

1.430 Dual Valve Spring Set 16pk Valve Spring - 1300 Series - Dual Spring - 670 lb/in Spring Rate - 1.160 in Coil Bind - 1.43 in OD - Set of 16