Key facts

1938 Austin 18 information summary

What body style?
sedan/saloon with 4/5 seats
How long?
4521 mm
How heavy?
1575 kg
What size engine?
2.5 litre, 2510 cm3
How many cylinders?
6, Straight
How much power?
66 PS / 65 bhp / 48 kW @ 3400 rpm
How much torque?


Austin logo -

Austin logo

British Leyland (Austin-Morris) Limited

1938 Austin 18 technical specifications


This vehicle has a saloon (sedan) body style with a front mounted engine delivering power to the rear wheels.
Its 2.5 litre engine is a naturally aspirated, side valve, 6 cylinder unit that develops 65 bhp (66 PS/48 kW) of power at 3400 rpm.
The engine transmits power to the wheels through a 4 speed manual 'box.
Claimed weight at the kerb is 1575 kg.
1938 Austin 18 data
1938 Austin 18 data
Body type4/5 seater sedan/saloon
Number of doors
dimensions & weights
Wheelbase 2870 113
Track/tread (front)
Track/tread (rear)
Length 4521 178
Width 1803 71
Ground clearance 159 6.3
length:wheelbase ratio 1.58
Kerb weight 1575 kg 3472 lb
Weight distribution
fuel tank capacity 59.1 litres 13 UK Gal 15.6 US Gal
Drag coefficient
Frontal area
engine type naturally aspirated petrol
Engine manufacturer Austin
Engine code
Cylinders Straight 6
Capacity 2.5 litre
2510 cc
(153.17 cu in)
Bore × Stroke 69.35 × 111.1 mm
2.73 × 4.37 in
Bore/stroke ratio 0.62
side valve (SV)
2 valves per cylinder
12 valves in total
maximum power output 66 PS (65 bhp) (48 kW)
at 3400 rpm
Specific output 25.9 bhp/litre
0.42 bhp/cu in
maximum torque
Specific torque
Engine construction
compression ratio
Fuel system 1 Ze carb
bmep (brake mean effective pressure)
Maximum RPM
crankshaft bearings
Engine coolant Water
Unitary capacity 418.33 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed
Power-to-weight ratio 41.84 PS/g
30.77 kW/g
41.27 bhp/ton
0.02 bhp/lb
Weight-to-power ratio 32.49 kg/kW
54.28 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
Turning circle
Front suspension LA.SE.
Rear suspension LA.SE.
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R
Front brake diameter
Rear brake diameter
Gearbox 4 speed manual
Top gear ratio 1
Final drive ratio 5.11
general ID50842
Production total
Model code
Model family
RAC rating 17.9
Insurance classification No information available
Tax band No information available
1938 Austin 18 added before December 1995.
Last modified 2013-02-28.

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1938 Austin 18

World Car Specifications