1948 Austin A70

The Austin A70 is a 4 door saloon (sedan) style road car with a front located engine powering the rear wheels. Its 2.2 litre engine is a naturally aspirated, overhead valve, 4 cylinder that produces 64 bhp (65 PS/48 kW) of power at 3800 rpm. A 4 speed manual 'box supplies the power to the driven wheels. Its claimed weight at the kerb is 1270 kg. Maximum stated speed is 134 km/h, which equates to 83 mph.


Key facts

1948 Austin A70 information summary

What body style?
4 door sedan/saloon with 4/5 seats
How long?
4140 mm
How heavy?
1270 kg
What size engine?
2.2 litre, 2200 cm3
How many cylinders?
4, Straight
How much power?
65 PS / 64 bhp / 48 kW @ 3800 rpm
How much torque?
How fast?
134 km/h, 83 mph

Similar models

4 door sedan/​saloon FR 4M 2262 cm3 69 PS 68 bhp 51 kW 1223 kg
sedan/​saloon FR 4M 1968 cm3 61 PS 60 bhp 45 kW 1410 kg
4 door sedan/​saloon FR 3M 2088 cm3 69 PS 68 bhp 51 kW 1191 kg
4 door sedan/​saloon FR 4M 1944 cm3 65 PS 64 bhp 48 kW 1235 kg
1948 Austin A70 data
Body type4/5 seater sedan/saloon
Number of doors4
dimensions & weights
Wheelbase 2438 mm 96 inches
Track/tread (front)
Track/tread (rear)
Length 4140 mm 163 inches
Width 1686 mm 66.4 inches
Ground clearance
length:wheelbase ratio 1.7
Kerb weight 1270 kg 2800 lb
Weight distribution
fuel tank capacity
Drag coefficient
Frontal area
engine type naturally aspirated petrol
Engine manufacturer Austin
Engine code
Cylinders Straight 4
Capacity 2.2 litre
2200 cc
(134.252 cu in)
Bore × Stroke 79.4 × 111.1 mm
3.13 × 4.37 in
Bore/stroke ratio 0.71
Valve gear overhead valve (OHV)
2 valves per cylinder
8 valves in total
maximum power output 65 PS (64 bhp) (48 kW)
at 3800 rpm
Specific output 29.1 bhp/litre
0.48 bhp/cu in
maximum torque
Specific torque
Engine construction
compression ratio 6.8:1
Fuel system 1 Ze carb
bmep (brake mean effective pressure)
Maximum RPM
crankshaft bearings
Engine coolant Water
Unitary capacity 550 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
Acceleration 0-80km/h (50mph) 14.5 s
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph) -1.00 s
Standing quarter-mile 22.2 s
Standing kilometre
Maximum speed 134 km/h (83 mph)
Power-to-weight ratio 51.09 PS/tonne (1000 kg)
37.58 kW/tonne (1000 kg)
50.39 bhp/tonne (1000 kg)
0.02 bhp/lb
Weight-to-power ratio 26.61 kg/kW
44.45 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
turns lock-to-lock
Turning circle
Front suspension I.CS.
Rear suspension LA.SE.
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R
Front brake diameter
Rear brake diameter
Braked area
Gearbox 4 speed manual
Top gear ratio 1
Final drive ratio 4.10
Carfolio.com ID50358
Production total
Model code
Model family
RAC rating 15.6
Insurance classification No information available
Tax band No information available
1948 Austin A70 added before December 1995.
Last modified 2013-02-28.