The Rex Feria ai-II is a road car from Subaru, with all wheel drive, a front mounted engine and a 3 door hatchback body style.
Power is produced by a double overhead camshaft, 0.7 litre naturally aspirated 4 cylinder engine, with 4 valves per cylinder that develops power and torque figures of 45 bhp (45.6 PS/33.6 kW) at 6400 rpm and 53.9 N·m (40 lb·ft/5.5 kgm) at 4000 rpm respectively.
The engine transmits power to the wheels through a continuously variable gearbox.
Claimed kerb weight is 690 kg.
Full specs
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| bodywork | |||
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| Body type | 4 seater hatchback | ||
| Number of doors | 3 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2295 mm | 90.4 inches | |
| Track/tread (front) | 1215 mm | 47.8 inches | |
| Track/tread (rear) | 1185 mm | 46.7 inches | |
| Length | 3295 mm | 129.7 inches | |
| Width | 1395 mm | 54.9 inches | |
| Height | 1430 mm | 56.3 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.44 | ||
| Kerb weight | 690 kg | 1521 lb | |
| Weight distribution | |||
| fuel tank capacity | 32 litres | 7 [8.5] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Subaru | ||
| Engine code | EN07 | ||
| Cylinders | Straight 4 | ||
| Capacity | 0.7 litre 658 cc (40.154 cu in) |
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| Bore × Stroke | 56 × 66.8 mm
2.2 × 2.63 in |
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| Bore/stroke ratio | 0.84 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 16 valves in total |
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| maximum power output | 45.6 PS (45 bhp) (33.6 kW) at 6400 rpm |
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| maximum torque | 53.9 Nm (40 ft·lb) (5.5 kgm) at 4000 rpm |
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| Specific output | 51 kW/litre 69.3 ps/litre 68.4 bhp/litre 1.12 bhp/cu in |
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| Specific torque |
81.91 Nm/litre
0.99 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 10:1 | ||
| Fuel system | EMPi (electronically controlled multi-point fuel injection) | ||
| bmep (brake mean effective pressure) | 1029.4 kPa (149.3 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 164.5 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | |||
| performance | |||
| 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 | Higher is better 66.12 PS/tonne (1000 kg) 0.07 PS/kg 48.63 kW/tonne (1000 kg) 0.05 kW/kg 65.22 bhp/tonne (1000 kg) 0.07 bhp/kg 0.03 bhp/lb |
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| Weight-to-power ratio | Lower is better 20.56 kg/kW 34.35 lb/bhp |
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| 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 | unknown | ||
| Drive wheels | all wheel drive | ||
| Torque split | |||
| Steering | rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | 145/70 R 12 | ||
| Tyres rear | 145/70 R 12 | ||
| Brakes F/R | Di/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | continuously variable transmission | ||
| Top gear ratio | |||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 845086 | ||
| Production total | |||
| Model code | E-KH4 | ||
| RAC rating | 7.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1991 Subaru Rex Feria ai-II added 2025-11-02. Last modified 2025-11-08. |
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