Interchange Part Number:CU2603, 2603, FO3010246,2C5Z8005AB, 5C5Z8005AA. 2003 Lincoln Aviator 4.6l V8. 2004 Lincoln Aviator 4.6l V8. 2005 Lincoln Aviator 4.6l V8. Coolant Radiator radiator. This AA5052 Aluminum Radiator is designed to provide maximum cooling efficiency to prevent premature engine failure.