Austin A30 4 door (AS4) 803cc 1953-56 specifications

Engine
4 Cylinders in line
Bore: 58mm, Stroke: 76mm
Displacement: 803cc
Valvegear: o.h.v push rods & rockers
Compression ratio: 9:1
Carburettors: Zenith 26VME or 26JS or a single SU Type HS2
Power output: 30bhp at
4,800 rpm

Performance
Maximum speed: 63 mph
Acceleration: 0-50 mph 23.2secs

Transmission
Clutch: Borg and Beck 61/4in
single dry plate
Gearbox: 4 speed with direct drive
in top, synchromesh on 3 upper ratios
Propellar Shaft: tubular, needle roller bearing universal joints

Construction
Unitary, all steel body

Brakes
Lockheed hydraulic,
7in drums all round

Steering
Worm & peg
2.3 turns lock to lock

Suspension
Front: Independent, coil springs with wishbones, and lever arm hydaulic shock absorbers
Rear: Live axle with semi-elliptic, leaf springs and lever arm shock absorbers

Wheels & Tyres
Pressed steel disc, 5.20 x 13in crossply

Dimensions & Weight
Wheelbase: 6ft 7in
Track - front: 3ft 9in
Track - rear: 3ft 9in
Overall length: 11ft 6in
Overall width: 4ft 6in
Overall height: 4ft 8in
Ground clearance: 61/2in
Turning circle: 32ft
Kerb weight: 15cwt
Tank capacity: 6 gallons
Overall fuel consumption: 35mpg

Production
A30 Saloon 1953-56: 160,000