The Sierra XR4 is a rear wheel drive coupé motor car with a front located engine, from Ford.
Power is produced by a single overhead camshaft, 2.3 litre naturally aspirated 4 cylinder engine, with 2 valves per cylinder that develops power and torque figures of 118 bhp (120 PS/88 kW) at 5600 rpm and 177 N·m (131 lb·ft/18 kgm) at 3500 rpm respectively.
A 5 speed manual gearbox delivers the power to the wheels.
Quoted weight at the kerb is 1155 kg.
The Ford Sierra XR4 is claimed to manage a top speed of 190 km/h or 118 mph.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater fixed-head coupé | ||
| Number of doors | 3 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2610 mm | 102.8 inches | |
| Track/tread (front) | 1450 mm | 57.1 inches | |
| Track/tread (rear) | 1470 mm | 57.9 inches | |
| Length | 4450 mm | 175.2 inches | |
| Width | 1720 mm | 67.7 inches | |
| Height | 1370 mm | 53.9 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.7 | ||
| Kerb weight | 1155 kg | 2546 lb | |
| Weight distribution | |||
| fuel tank capacity | 60 litres | 13.2 [15.9] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Ford | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 2.3 litre 2299 cc (140.294 cu in) |
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| Bore × Stroke | 96 × 79.4 mm
3.78 × 3.13 in |
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| Bore/stroke ratio | 1.21 | ||
| Valve gear | single overhead camshaft (SOHC)
2 valves per cylinder 8 valves in total |
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| maximum power output (DIN) |
120 PS (118 bhp) (88 kW) at 5600 rpm |
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| maximum torque (DIN) |
177 Nm (131 ft·lb) (18 kgm) at 3500 rpm |
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| Specific output (DIN) |
38.3 kW/litre 52 ps/litre 51.3 bhp/litre 0.84 bhp/cu in |
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| Specific torque (DIN) |
76.99 Nm/litre
0.93 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 9:1 | ||
| Fuel system | 1 So carb | ||
| bmep (brake mean effective pressure) | 967.5 kPa (140.3 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 574.75 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 190 km/h (118 mph) | ||
| Power-to-weight ratio | Higher is better 103.58 PS/tonne (1000 kg) 0.1 PS/kg 76.18 kW/tonne (1000 kg) 0.08 kW/kg 102.16 bhp/tonne (1000 kg) 0.1 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 13.13 kg/kW 21.93 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 | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | 10.00 m | ||
| Front suspension | I.MS.LW.CS.ARB. | ||
| Rear suspension | I.LW.TrailRA.CS.ARB. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | 195/60 HR 14 | ||
| Tyres rear | 195/60 HR 14 | ||
| Brakes F/R | Di/Dr-S | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 5 speed manual | ||
| Top gear ratio | 0.82 | ||
| Final drive ratio | 3.62 | ||
| general | |||
| Carfolio.com ID | 99088 | ||
| Production total | |||
| Model code | |||
| RAC rating | 22.9 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1985 Ford Sierra XR4 added 2002-08-25. Last modified 2013-02-28. |
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