Alfa Romeo P1 or Alfa Romeo Tipo P1 was the first Grand Prix car made by Alfa Romeo in 1923. The car had a 2.0 L straight-6 engine and it produced at 5000 rpms. Three cars were entered in the Italian GP at Monza in 1923, for

Antonio Ascari Antonio Ascari (15 September 1888 – 26 July 1925) was an Italian Grand Prix motor racing champion. He won four Grands Prix before his premature death at the 1925 French Grand Prix. He was the father of two-time World Champion Alberto Ascari. Ea ...

Giuseppe Campari Giuseppe Campari (8 June 1892 – 10 September 1933) was an Italian opera singer and Grand Prix motor racing driver. Racing career Born near the city of Lodi southwest of Milan, as a teenager he went to work for the Alfa Romeo automobile compa ...

and

Ugo Sivocci Ugo Sivocci (August 29, 1885 - September 8, 1923) was an Italian race car driver. Born in Salerno, Sivocci started his racing career as one of the pioneers of Italian bicycle racing, obtaining a second place in the 600 km long classic Cors ...

. When Sivocci was practicing for the GP in September 1923 he crashed and was killed. Alfa Romeo withdrew from the competition and development of the car was stopped. In 1924 a new version with Roots-compressor was made and became the P1 Compressore 1924. In 1923

Vittorio Jano Vittorio Jano ( hu, János Viktor; 22 April 1891 – 13 March 1965) was an Italian automobile designer of Hungarian descent from the 1920s through 1960s. Jano was born ''Viktor János'' in San Giorgio Canavese, in Piedmont, to Hungarian immi ...

was hired to Alfa Romeo to design new car and P2 was born.

Notes

References

* Grand Prix cars P1 {{motorsport-stub