Key facts

1973 Austin Allegro 1750 information summary

What body style?
sedan/saloon with 4/5 seats
How long?
3855 mm
How heavy?
838 kg
What size engine?
1.7 litre, 1747 cm3
How many cylinders?
4, Straight
How much power?
81 PS / 80 bhp / 60 kW @ 5000 rpm
How much torque?
136 Nm / 100 ft.lb / 13.9 kgm @ 2600 rpm
How fast?
154 km/h, 96 mph

Austin

Austin logo -

Austin logo

British Leyland (Austin-Morris) Limited

1973 Austin Allegro 1750 technical specifications

Introduction

The Allegro 1750 is a front wheel drive saloon passenger car with a front located engine, produced by Austin.
The Austin Allegro 1750's engine is a naturally aspirated petrol, 1.7 litre, single overhead camshaft 4 cylinder with 2 valves per cylinder. This unit produces 80 bhp (81 PS/60 kW) of power at 5000 rpm, and maximum torque of 136 N·m (100 lb·ft/13.9 kgm) at 2600 rpm.
The engine powers the wheels via a 5 speed manual 'box.
Quoted weight at the kerb is 838 kg.
Top quoted speed is 154 km/h (96 mph).
1973 Austin Allegro 1750 data
1973 Austin Allegro 1750 data
bodywork
Body type4/5 seater sedan/saloon
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 2432 95.7
Track/tread (front) 1359 53.5
Track/tread (rear) 1359 53.5
Length 3855 151.8
Width 1613 63.5
Height 1397 55
Ground clearance 159 6.3
length:wheelbase ratio 1.59
Kerb weight 838 kg 1847 lb
Weight distribution
fuel tank capacity 47.7 litres 10.5 UK Gal 12.6 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer Austin
Engine code
Cylinders Straight 4
Capacity 1.7 litre
1747 cc
(106.608 cu in)
Bore × Stroke 76.2 × 95.75 mm
3 × 3.77 in
Bore/stroke ratio 0.8
single overhead camshaft (SOHC)
2 valves per cylinder
8 valves in total
maximum power output
(DIN)
81 PS (80 bhp) (60 kW)
at 5000 rpm
Specific output
(DIN)
45.8 bhp/litre
0.75 bhp/cu in
maximum torque
(DIN)
136 Nm (100 ft·lb) (13.9 kgm)
at 2600 rpm
Specific torque
(DIN)
77.85 Nm/litre
0.94 ft·lb/cu3
Engine construction
sump
compression ratio 8.75:1
Fuel system 1 SU carb
bmep (brake mean effective pressure) 978.3 kPa (141.9 psi)
Maximum RPM
crankshaft bearings
Engine coolant Water
Unitary capacity 436.75 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
performance
Acceleration 0-80km/h (50mph) 8.90 s
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph) -1.00 s
Standing quarter-mile 18.90 s
Standing kilometre
Maximum speed 154 km/h (96 mph)
Power-to-weight ratio 96.79 PS/g
71.19 kW/g
95.47 bhp/ton
0.04 bhp/lb
Weight-to-power ratio 14.05 kg/kW
23.46 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres per 100km
km per litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout transverse
Drive wheels front wheel drive  
Torque split N/A
Steering
turns lock-to-lock
Turning circle
Front suspension I.HPS.
Rear suspension I.HPS.
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R Di/Dr-S
Front brake diameter
Rear brake diameter
Gearbox 5 speed manual
Top gear ratio 0.93
Final drive ratio 3.65
general
Carfolio.com ID41371
Production total
Model code
Model family
RAC rating 14.4
Insurance classification No information available
Tax band No information available
1973 Austin Allegro 1750 added before December 1995.
Last modified 2013-02-28.

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1973 Austin Allegro 1750


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