Miller H. C. S. Special

Miller H. C. S. Special

Packard – Engine

Lou Wilson

Ernie Ansterburg

Howdy Wilcox

Harlan Fengler

Bertrand de Cystria

Max Sailer

Eddie Hearne

Jimmy Murphy

Joe Boyer

Indianapolis 500 – 1923

S.I.A.M. – Engine

S.I.A.M.

Franco Boggio

Ernesto Ceirano

Olivo Pellegatti

Maurizio Ramassotto

Circuito di Cremona – 1923

Steyr VI Sport 15/90 Hp

Robert Siercke

Antonio Becchi

Ugo Sivocci

Bodendick

Targa Florio – 1923