1964 Austin Mini Cooper 1275S

This vehicle has a 2 door saloon (sedan) type body with a front mounted engine supplying power to the front wheels. Its 1.3 litre engine is a naturally aspirated, overhead valve, 4 cylinder unit that develops 76 bhp (77 PS/57 kW) of power at 5900 rpm, and maximum torque of 107 N·m (79 lb·ft/10.9 kgm) at 3000 rpm. The power is transferred to the wheels via a 4 speed manual gearbox. The Austin Mini Cooper 1275S weighs a claimed 650 kg at the kerb. It is claimed to manage a maxiumum speed of 154 km/h which is 96 mph.

Pictures

Key facts

1964 Austin Mini Cooper 1275S information summary

What body style?
2 door sedan/saloon with 4/5 seats
How long?
3054 mm
How heavy?
650 kg
What size engine?
1.3 litre, 1275 cm3
How many cylinders?
4, Straight
How much power?
77 PS / 76 bhp / 57 kW @ 5900 rpm
How much torque?
107 Nm / 79 ft.lb / 10.9 kgm @ 3000 rpm
How quick?
0-60 mph: 11.2 s
How fast?
154 km/h, 96 mph

Austin Mini models

2 door sedan/​saloon FF 4M 998 cm3 41.6 PS 41 bhp 30.6 kW 615 kg
2 door sedan/​saloon FF 4M 998 cm3 40.6 PS 40 bhp 29.8 kW 638 kg
3 door estate/​station wagon FF 4M 998 cm3 40.6 PS 40 bhp 29.8 kW 680 kg
2 door sedan/​saloon FF 4M 1071 cm3 71 PS 70 bhp 52 kW 686 kg
2 door sedan/​saloon FF 4M 997 cm3 56 PS 55 bhp 41 kW 584 kg
2 door sedan/​saloon FF 4M 1275 cm3 58 PS 57 bhp 43 kW 655 kg
2 door sedan/​saloon FF 4M 848 cm3 34.5 PS 34 bhp 25.4 kW 640 kg

Similar models

2 door sedan/​saloon FR 5M 1290 cm3 84 PS 83 bhp 62 kW 760 kg
1964 Austin Mini Cooper 1275S data
bodywork
Body type4/5 seater sedan/saloon
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 2038 mm 80.2 inches
Track/tread (front) 1308 mm 51.5 inches
Track/tread (rear) 1308 mm 51.5 inches
Length 3054 mm 120.2 inches
Width 1410 mm 55.5 inches
Height 1346 mm 53 inches
Ground clearance 152 mm 6 inches
length:wheelbase ratio 1.5
Kerb weight 650 kg 1433 lb
Weight distribution
fuel tank capacity 50 litres 11 UK Gal 13.2 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer Austin
Engine code
Cylinders Straight 4
Capacity 1.3 litre
1275 cc
(77.805 cu in)
Bore × Stroke 70.61 × 81.3 mm
2.78 × 3.2 in
Bore/stroke ratio 0.87
Valve gear overhead valve (OHV)
2 valves per cylinder
8 valves in total
maximum power output
(Net)
77 PS (76 bhp) (57 kW)
at 5900 rpm
Specific output
(Net)
59.6 bhp/litre
0.98 bhp/cu in
maximum torque
(Net)
107 Nm (79 ft·lb) (10.9 kgm)
at 3000 rpm
Specific torque
(Net)
83.92 Nm/litre
1.01 ft·lb/cu3
Engine construction
sump
compression ratio 9.75:1
Fuel system 2 SU HS2 carburettors
bmep (brake mean effective pressure) 1054.6 kPa (153 psi)
Maximum RPM
crankshaft bearings 3
Engine coolant Water
Unitary capacity 318.75 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
performance
Acceleration 0-80km/h (50mph) 8.2 s
Acceleration 0-60mph 11.2 s
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph) -1.00 s
Standing quarter-mile 18.3 s
Standing kilometre
Maximum speed 154 km/h (96 mph)
Power-to-weight ratio 118.55 PS/tonne (1000 kg)
87.19 kW/tonne (1000 kg)
116.92 bhp/tonne (1000 kg)
0.05 bhp/lb
Weight-to-power ratio 11.47 kg/kW
19.16 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres/100km
km/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 rack & pinion
turns lock-to-lock
Turning circle 8.70 m
Front suspension I.RS.CS.
Rear suspension I.RS.CS.
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R Di/Dr
Front brake diameter
Rear brake diameter
Braked area
Gearbox 4 speed manual
Top gear ratio
Final drive ratio 3.77
general
Carfolio.com ID13970
Production total
Model code
Model family
RAC rating 12.4
Insurance classification No information available
Tax band No information available
1964 Austin Mini Cooper 1275S added before December 1995.
Last modified 2013-02-28.