During the development of the Connaught Racing Team based at Send in Surrey, McAlpine became a considerable financial backer and enjoyed several team owner triumphs including Tony Brooks's memorable F1 victory at Syracuse, Italy in 1955.
Durante o desenvolvemento do Connaught Racing Team baseado en Send in Surrey, McAlpine converteuse nun importante investidor financeiro e gozou de varios triunfos como propietario de equipo, incluíndo a memorable vitoria de Fórmula 1 de Tony Brooks en Siracusa, Italia en 1955.