Grand Prix – 1921

Grand Prix – 1921

Coppa Montenero – 1921

Gran Premio Gentlemen – 1921

Fiat 802

Gran Premio d’Italia – 1921

B. Oldfield

Duesenberg 183

Emile Mathis

Grand Prix de l’A.C.F. – 1921

Alfa Romeo GP 1914

SCAT 80 hp

Temperino 8/10 hp

Puch – Engine

Puch

Guido Peyron

Mario Veronesi

Luigi Ardito

Circuito del Mugello – 1921

Frontenac Chicago

Duesenberg 8

Frontenac Special

Duesenberg Revere Special

Brett – Engine

Brett

Joe Thomas

Eddie Pullen

Andy Burt

Percy Ford

Jules Ellingboe

Louis Fontaine

Riley Brett

Ralph Mulford

Roscoe Sarles

Eddie Miller

Indianapolis 500 – 1921

SCAT 120 hp

Diatto 4DC

Aquila-Italiana – Engine

Aquila-Italiana

Giuseppe Albanese

Eraldo Fracassi

Carlo Ferrario

Luigi Angelini

Giuseppe Baldoni

Giacinto Ghia

Targa Florio – 1921

Prince 19

Restelli Tipo R

Temperino – Engine

Prince – Engine

Restelli – Engine

Temperino

Prince

Restelli