The Leyland Mini 1275 GTS is a saloon (sedan) with 2 doors and a front mounted powerplant which transmits the power through the front wheels.
Its 4 cylinder, overhead valve naturally aspirated powerplant has 2 valves per cylinder and a displacement of 1.3 litres. This unit produces power and torque figures of 74 bhp (75 PS/55 kW) at 5800 rpm and 103 Nm (76 lbft/10.5 kgm) at 3500 rpm respectively.
This power is delivered to the wheels through a 4 speed manual transmission.
The Leyland Mini 1275 GTS is claimed to manage a maxiumum speed of 155 km/h, or 96 mph.
Full specs
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| bodywork | |||
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| Body type | 4 seater sedan/saloon | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2040 mm | 80.3 inches | |
| Track/tread (front) | 1232 mm | 48.5 inches | |
| Track/tread (rear) | 1209 mm | 47.6 inches | |
| Length | 3170 mm | 124.8 inches | |
| Width | 1410 mm | 55.5 inches | |
| Height | 1340 mm | 52.8 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.55 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 36 litres | 7.9 [9.5] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | |||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 1.3 litre 1275 cc (77.805 cu in) |
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| Bore × Stroke | 70.64 × 81.3 mm
2.78 × 3.2 in |
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| Bore/stroke ratio | 0.87 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 8 valves in total |
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| maximum power output (net) |
75 PS (74 bhp) (55 kW) at 5800 rpm |
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| maximum torque (net) |
103 Nm (76 ft·lb) (10.5 kgm) at 3500 rpm |
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| Specific output (net) |
43.3 kW/litre 58.8 ps/litre 58 bhp/litre 0.95 bhp/cu in |
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| Specific torque (net) |
80.78 Nm/litre
0.98 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 9.75:1 | ||
| Fuel system | 2 SU HS2 carburettors | ||
| bmep (brake mean effective pressure) | 1015.2 kPa (147.2 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) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 11.2 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 155 km/h (96 mph) | ||
| Power-to-weight ratio | |||
| Weight-to-power ratio | |||
| fuel consumption | |||
| Fuel consumption | |||
| universal fuel 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 | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 4½ x 10 | ||
| Wheel size rear | 4½ x 10 | ||
| Tyres front | 165 SR 10 | ||
| Tyres rear | 165 SR 10 | ||
| Brakes F/R | Di/Dr | ||
| Front brake diameter | 191 mm | ||
| Rear brake diameter | 178 mm | ||
| Braked area | |||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.44 | ||
| general | |||
| Carfolio.com ID | 833910 | ||
| Production total | |||
| Model code | |||
| RAC rating | 12.4 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1973 Leyland Mini 1275 GTS (1975) added 2025-07-31. Last modified 2025-07-31. |
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