Ferrari President and Fiat - Chrysler CEO Sergio Marchionne says he is still attracted by the idea of returning Alfa Romeo to Formula 1 .
Ferrari President and Fiat - Chrysler CEO Sergio Marchionne says there are no formal plans in place to do so .
Ferrari President and Fiat - Chrysler CEO Sergio Marchionne says he is still attracted by the idea of returning Alfa Romeo to Formula 1 , but says there are no formal plans in place to do so .