These are NOS items in the Ford boxes:
16 - C3OZ 6513-A Valve Springs $250
8 - C3OZ 6505-A Exhaust Valves $80
8 - C4OZ 6507-A Intake Valves $80
16 - C3OZ 6514-A Valve Spring Retainers $150
Would like to sell the above items together if possible
One set of 16 used HP valve spring retainers $90