Part Number: FAPN8A513GG. Part Type: FAPN8A513GG NEW Water Pump, Single Pulley for Ford Tractor 2000, 3000, 4000+. Replaces: FAPN8A513GG, EAPN8A513F. This tractor part replacesFAPN8A513GG, EAPN8A513F.