GM Correct New 1974(Late)-76 Power, No Stamp, Casting 5455509 1 1/8� Bore Master Cylinder, No Bleeders, Deep Hole Piston, and The Correct Cap with J1703 Number on it.
GM Correct New 1973-74(Early) Power, No Stamp, Casting #5460346, 1 1/8� Bore Master Cylinder with Bleeders, and a Deep Hole Piston. Correct Cap with "J-1703".