Key facts

1958 Austin A40 Farina I information summary

What body style?
sedan/saloon with 4/5 seats
How long?
3664 mm
How heavy?
761 kg
What size engine?
0.9 litre, 948 cm3
How many cylinders?
4, Straight
How much power?
34.5 PS / 34 bhp / 25.4 kW @ 4750 rpm
How much torque?
68 Nm / 50 / 6.9 kgm @ 2000 rpm
How fast?
113 km/h, 70 mph


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British Leyland (Austin-Morris) Limited

1958 Austin A40 Farina I technical specifications


This vehicle has a 4 door saloon (sedan) body style with a front positioned engine powering the rear wheels.
Its 4 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a volume of 0.9 litres. This unit provides power and torque figures of 34 bhp (34.5 PS/25.4 kW) at 4750 rpm and 68 Nm (50 lbft/6.9 kgm) at 2000 rpm respectively.
This power is delivered to the wheels by means of a 4 speed manual gearbox.
Stated kerb weight is 761 kg.
It is claimed to manage a top speed of 113 km/h which is 70 mph.
1958 Austin A40 Farina I data
1958 Austin A40 Farina I data
Body type4/5 seater sedan/saloon
Number of doors4
dimensions & weights
Wheelbase 2121 83.5
Track/tread (front) 1216 47.9
Track/tread (rear) 1194 47
Length 3664 144.3
Width 1508 59.4
Height 1441 56.7
Ground clearance 164 6.5
length:wheelbase ratio 1.73
Kerb weight 761 kg 1678 lb
Weight distribution
fuel tank capacity 26.1 litres 5.7 UK Gal 6.9 US Gal
Drag coefficient
Frontal area
engine type naturally aspirated petrol
Engine manufacturer BMC
Engine code
Cylinders Straight 4
Capacity 0.9 litre
948 cc
(57.851 cu in)
Bore × Stroke 62.9 × 76.2 mm
2.48 × 3 in
Bore/stroke ratio 0.83
overhead valve (OHV)
2 valves per cylinder
8 valves in total
maximum power output
34.5 PS (34 bhp) (25.4 kW)
at 4750 rpm
Specific output
35.9 bhp/litre
0.59 bhp/cu in
maximum torque
68 Nm (50 ft·lb) (6.9 kgm)
at 2000 rpm
Specific torque
71.73 Nm/litre
0.87 ft·lb/cu3
Engine construction
compression ratio 8.3:1
Fuel system 1 Ze carb
bmep (brake mean effective pressure) 901.4 kPa (130.7 psi)
Maximum RPM
crankshaft bearings
Engine coolant Water
Unitary capacity 237 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
Acceleration 0-80km/h (50mph) 19.5 s
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile 24.5 s
Standing kilometre
Maximum speed 113 km/h (70 mph)
Power-to-weight ratio 45.3 PS/g
33.32 kW/g
44.68 bhp/ton
0.02 bhp/lb
Weight-to-power ratio 30.02 kg/kW
50.14 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres per 100km
km per litre
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 2.500
Turning circle 10.90 m
Front suspension I.CS.
Rear suspension LA.SE.
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R Dr/Dr
Front brake diameter
Rear brake diameter
Gearbox 4 speed manual
Top gear ratio 1
Final drive ratio 4.55
general ID50457
Production total
Model code
Model family
RAC rating 9.8
Insurance classification No information available
Tax band No information available
1958 Austin A40 Farina I added before December 1995.
Last modified 2013-02-28.

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1958 Austin A40 Farina I

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