Radiator: 1968 - 72 GM A Body , GTO Chevelle, El Camino, Le Mans +++ 3 coreSPECIAL ORDER ONLY 2 3 weeks: CALL FOR SUPPLY UPDATES.. PRODUCTION OF MOST RADIATOR supplies have been decimated increasingly by cheap $200 Chinese ally ones in about 2022 globally. These are steel copper per original. This is the better then "3 core radiator" for normal use . It's made to fit 68 72 GM A bodies.. see the extensive list below.. but of special interest.. the GTO, Le Mans, Cutlass V8, El Camino Chevelle . It's a THREE CORE HD radiator.