Austin Seven RM Saloon (wide doors) 1931 specifications

Engine: 2 bearing, 4 in-line, side valve,
Bore & Stroke: 56mm x 76.2mm
Displacement: 747.5cc
Compression ratio: approx 6.5:1
Carburettor: horizontal Zenith
Power output: 24bhp at 4,500rpm
Maximum speed: 60mph
Acceleration: 0-50mph 24 secs
Fuel consumption: 35-40mpg
Transmission: rear wheel drive non-syncro, 4 speed manual
Clutch: single dry plate
Construction: steel body bolted to steel A-form frame chassis
Brakes: cable operated drums all round
Steering: worm & wheel, 11/4 turns lock to lock
Suspension front: beam axle with tranverse half- eliptic leaf spring,

Suspension rear: quarter eliptic leaf springs Austin made friction dampers
Wheels & Tyres: 19” bolt-on wire, 3.5in balloon tyres
Wheelbase: 6ft 3in
Track F & R: 3ft 4in
Overall length: 9ft 10in
Overall width: 3ft 11in
Turning circle: 33ft
Kerb weight: 10cwt approx.
Tank capacity: 5 gallons

RM Production
1931, curvy wings and deeper scuttle. Replaced by longer wheelbase RN(Oct 1931- Apr 1932
UK Austin Sevens production
Saloons & Tourers 1933-34: 43,068
Total 1922-39: 290,944 built