Champion AS 3 Row Core All Alum Radiator For 1966 Pontiac GTO,This 3 Row Core Radiator Was Designed For The Following Applications: Champion 3 Row Core All Aluminum Radiator For 1966 Pontiac GTO, Genuine Champion Cooling Systems Part #CC1680, Champion Cooling Systems radiators are manufactured at their ISO certified facility.3 Row Core All Alum Radiator For 1966 Pontiac GTO Champion AS,Champion AS 3 Row Core All Alum Radiator For 1966 Pontiac GTO, Auto Parts and Vehicles, Auto Parts & Accessories, Car & Truck Parts, Car & Truck Cooling Systems, Car & Truck Radiators & Parts.