Alfa Romeo RM

Alfa Romeo RM
Overview
Manufacturer	Alfa Romeo
Production	1923–1925
Assembly	Portello, Milan, Italy
Body and chassis
Class	limousine convertible
Layout	FR layout
Powertrain
Engine	1.9 L I4 2.0 L I4
Transmission	4-speed manual
Dimensions
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)
Chronology
Predecessor	Alfa Romeo RL
Successor	Alfa Romeo 6C

Alfa Romeo RM was produced between 1923–1925, it was based on 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 (30 kW) to 48 bhp (36 kW). 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)

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.

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Last updated on 25 February 2013 at 23:14.