Alfa Romeo 20/30 HP

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800px Alfa Romeo 20-30 ES.jpg
Alfa Romeo Torpedo 20/30 HP
Manufacturer Alfa Romeo
Production 1921-1922
Layout FR layout
Body style Torpedo
Platform FR / RWD
Engine 4250cc I4 sidevalve 67 bhp
Transmission 4 speed Manual
Wheelbase 2800 mm (110.2 in)
Length 4700 mm (185 in)
Width 1780 mm (70.1 in)
Height 1700 mm (66.9 in)
Front track 1450 mm (57.1 in)
Rear track 1450 mm (57.1 in)
Weight 1200 kg (2646 lb)
Top speed 130 km/h (81 mph)
Designer Giuseppe Merosi


Alfa Romeo Torpedo 20/30 HP is considered to be first Alfa Romeo named car after A.L.F.A. brand, some sources says it is the Alfa Romeo G1. The 20/30 HP had a 4250cc sidevalve straight-4 engine which produced 67 bhp. The car was meant for the upper class and price was high, around three times that of a Ford Model T, which was a remarkable amount immediately after World War I. Price was one of the reasons that only 124 cars were produced.


  • Engine: 4 cylinders inline
  • Displacement: 4250cc
  • Power: 67 bhp @ 2600 rpm
  • Top speed: 130 Km/h


File:Alfa Romeo Torpedo.jpg
Alfa Romeo Torpedo
Alfa Romeo 20-30 ES Source


Alfa Romeo Automobiles S.p.A., a subsidiary of the Fiat S.p.A. since 1986, car timeline, 1910-1949 Next ->
Type 1910s 1920s 1930s 1940s
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9
4-cyl. 12 HP / 15 HP / 24 HP / 15-20 HP / 20-30 HP 20/30 HP RM
4-cyl. 40/60 HP
4-cyl. ES Sport
6-cyl. G1 / G2 RL
6-cyl. 6C - 1500 / 1750 / 1900 / 2300 / 2500
8-cyl. 8C - 2300 / 2600 / 2900
Racing
car
GP P1 / P2 Tipo A Tipo B (P3) Tipo C (8C-35) Tipo 308 158 / 159 Alfetta
Bi-motore 12C Tipo 512
Alfa Romeo S.P.A.
1910-1920 24hp | 40-60hp | Castagna | Torpedo | RL | RM | P1 | P2 | 6c 1500 | 6c 1750darkorange
1920-1940 1750 Drophead | 8c 2300 | 6c | 6c 1900 | 6c 2300 | 8c 2900 | 12 cylinder | P3 | 1935 Twin-engine
1940-1950 158 | 6c 2500
1950-1960 1900 | AR 51 The Matta | Disco Volante | Giulietta | 1.3 | 2000
1960-1970 Giulia | Super 1600 | TI | Sprint Speciale | Alfa Romeo TZ | Alfa Romeo GTA | Alfa Romeo 2600 | Alfa Romeo Tipo 33/3 | Alfa Romeo 33 Stradale | Spider Veloce | 1750
1970-1980 Montreal (1970–1977) | Alfasud (1972–1983) | Alfetta (1972–1977) | Arna | Berlina | GTV | Guilia Nuova Super 1300
1980-1990 GTV | GTV6 | Sprint | 33 (1983–1994) | Alfa 6 (1979-1984)| 90 (1984–1986) | Alfa Romeo Milano (Euro 75) (1985–1992) | 164 (1987–1998)
1990-2000 SZ | GTV (1995–present) | Spider (1998–present) | 145 (1995–2001) | 146 (1995–2001) | 155 (1992–1998) | 156 - GTA (1997–present) | 166 (1998–present)
2000 onwards GT (2004–present) | 147 - GTA (2001–present) | 159 | 167 (2007?) | Brera (Preview-2005) | Spyder (2007?) | Kamal (Expected-2007)
Concept Cars 33.2 · Carabo · Diva · Navajo · BAT series · Disco Volante · 2000 Sportiva · Kamal · Nuvola · Scighera · Visconti · Full List
Fiat Group brands Abarth | Alfa Romeo | Autobianchi | Ferrari | Fiat | Lancia | Innocenti | Maserati
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