The team went so far as to construct an Indycar, the Ferrari 637, as a threat to the FIA that if they did not get what they wanted, namely the allowance of V12 engines under the revised formula, they could take part in another series.
O equipo chegou a construír un Indycar, o Ferrari 637, como ameaza para a FIA de que se non conseguían o que querían, é dicir, a volta aos motores V12, poderían participar noutra serie.