Crower Valve Springs - 1.440 68390X3-16

Crower Valve Springs - Dual 1.550 68369-16Valve Spring - Dual Spring / Damper - 473 lb/in Spring Rate - 1.100 in Coil Bind - 1.550 in OD - Set of 16

Crower Valve Springs - Dual 1.405 68404-16Valve Spring - Dual Spring / Damper - 338 lb/in Spring Rate - 0.950 in Coil Bind - 1.405 in OD - Set of 16

Crower Valve Springs - Dual 1.500 68340-16Valve Spring - Dual Spring / Damper - 452 lb/in Spring Rate - 1.080 in Coil Bind - 1.500 in OD - Set of 16

Crower Valve Springs - 1.045 68195-16Valve Spring - Single Spring - 251 lb/in Spring Rate - 0.860 in Coil Bind - 1.045 in OD - Set of 16