Alfa Romeo RM

From Wikipedia, the free encyclopedia

Alfa Romeo RM
Alfa Romeo RM sport Castagna Alfa Romeo RM Sport Castagna
Manufacturer Alfa Romeo
Production 1923–1925
Predecessor Alfa Romeo RL
Successor Alfa Romeo 6C
Body style(s) limousine
convertible
Layout FR layout
Engine(s) 1.9 L I4
2.0 L I4
Transmission(s) 4-speed manual[1]
Wheelbase 2,900 mm (114.2 in) (RM Sport)
Length 4,250 mm (167.3 in)
Width 1,680 mm (66.1 in)
Height 1,650 mm (65.0 in)
Curb weight 1,450 kg (3,197 lb)

Alfa Romeo RM was produced between 1923-1925, it was based of RL model. Car was introduced first time in 1923 Paris Motor Show and total production was around 500 cars. RM had 2.0 L straight-4 engine, which produced between 40 bhp to 48 bhp. As most of Alfa Romeo cars this was also used in racing purpose. Three versions was made: Normal,Sport and Unificato. Sport had raised compression ratio and Unificato had longer wheelbase and slightly bigger engine. RM top speed was around 90 km/h (56 mph).

Models:

  • RM Normal, 1944 cc 40 bhp (1923)
  • RM Sport, 1944 cc 44 bhp (1924)
  • RM Unificato, 1996 cc 48 bhp (1925)

[edit] Alfa Romeo half track

A very rare half track version based on RM was built in 1920s. The half track used RM straight-4 engine modified to work with dry sump lubrication. The track used was Citroën Kegresse licensed, only one example is known survive.[2]

[edit] Notes

  1. ^ Technical specifications of 1924 Alfa Romeo RM Sport. carfolio.com. Retrieved on 2008-01-04.
  2. ^ 1924 Alfa Romeo RM Four Wheel Drive Winter Sports Half Track. motorbase.com. Retrieved on 2007-12-22.

[edit] References

Borgeson, Griffith (1990). The Alfa Romeo Tradition. Haynes (Foulis) Publishing Group Ltd. Somerset, UK. ISBN 0854298754. 

v • d • e
ALFA ROMEO

1910-1920: 24 HP · 40-60HP

1920-1945: 20-30HP · 6C · 8C · G1/G2 · RL · RM

1945-1980: 1750/2000 · 1900 · 2000 · 2600 · 33 Stradale · Alfa 6 · Alfasud · Alfetta · Giulia · Giulietta · Gran Sport Quattroruote · GTA · GTV · Nuova Giulietta · Montreal · Spider · Sprint

1980-2000: 145/146 · 155 · 156 · 164 · 166 · 33 · 75 · 90 · Arna · GTV · Spider · SZ/RZ

Current models: MiTo · 147 · 159 · 8C Competizione · Brera · GT · Spider

Concept Cars: 33.2 · BAT series · Disco Volante · Kamal · Nuvola · Scighera · Visconti

Clubs: Alfa Romeo Owners Club (USA) · Alfa Romeo Owners Club (UK) · Alfa Romeo Owners Club (Italy)

Alexandre Darracq/Ugo Stella · Nicola Romeo · Corporate website · A brand of the Fiat Group
v • d • e
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