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

1.290 Valve Springs - ?Ovate Beehive Valve Spring - 1200 Series - Ovate Beehive Spring - 313 lb/in Spring Rate - 1.140 in Coil Bind - 1.290 in OD - GM LS-Series - Each

1.290 Dual Valve Springs - RPM Series (16) Valve Spring - RPM Series - Dual Spring - 369 lb/in Spring Rate - 1.000 in Coil Bind - 1.290 in OD - GM LS-Series - Set of 16

1.031 Beehive Valve Springs RPM Series Valve Spring - RPM Series - Beehive Spring - 245 lb/in Spring Rate - 1.208 in Coil Bind - 1.031 in OD - Ford 5.0L Coyote - Set of 16

1.237 Beehive Valve Springs 16pk Valve Spring Kit - Beehive Spring - 347 lb/in Rate - 1.115 in Coil Bind - 1.237 in OD - GM LS-Series / Small Block Chevy / Small Block Ford - Set of 16

1.290 Valve Springs - Ovate Beehive (16) Valve Spring - RPM Series - Beehive Spring - 313 lb/in Spring Rate - 1.140 in Coil Bind - 1.290 in OD - Set of 16