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, Giuseppe Campari 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 Italians, Italian automobile designer of Hungarian people, Hungarian descent from the 1920s through 1960s. Jano was born ''Viktor János'' in San Giorgio Canavese, in ...

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

Notes

References

* Grand Prix cars P1 {{motorsport-stub