The TEE Vesuvio was operated with E444 locomotives hauling Gran Conforto coaches .
The Freccia del Vesuvio was upgraded to TEE Vesuvio as soon as the new rolling stock was available at 30 September 1973 .
The TEE Vesuvio   was operated with E444 locomotives hauling Gran Conforto coaches .
The Freccia del Vesuvio was upgraded to TEE Vesuvio as soon as the new rolling stock was available at 30 September 1973 .