Applications: For Jeep DJ5 Cars 3.8L 4.2L L6 1966 67 68 69 70 71 72 73 1974. 1 X 3-Row Core All Aluminum Radiator W/ High-Pressure Radiator Black Billet Cap And Brass Drain Plug. This AA5052 Aluminum Radiator is designed to provide maximum cooling efficiency to prevent premature engine failure.