The Sierra XR-8 is an automobile from Ford, with rear wheel drive, a front positioned engine and a 5 door saloon (sedan) body style.
Power is produced by an overhead valve, 4.9 litre naturally aspirated 8 cylinder powerplant, with 2 valves per cylinder that develops power and torque figures of 216 bhp (219 PS/161 kW) at 4750 rpm and 374 N·m (276 lb·ft/38.1 kgm) at 3250 rpm respectively.
The engine delivers its power through to the wheels via a 5 speed manual gearbox.
Having a stated kerb weight of 1269 kg, the Ford Sierra XR-8 dispatches the 0-100 km/h sprint in 6.95 seconds and the kilometre from rest in 28.24 seconds.
Its maximum speed stated is 231 km/h (144 mph).
Full specs
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| bodywork | |||
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| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 5 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2608 mm | 102.7 inches | |
| Track/tread (front) | 1452 mm | 57.2 inches | |
| Track/tread (rear) | 1468 mm | 57.8 inches | |
| Length | 4425 mm | 174.2 inches | |
| Width | 1725 mm | 67.9 inches | |
| Height | 1420 mm | 55.9 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.7 | ||
| Kerb weight | 1269 kg | 2798 lb | |
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | 0.34 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Ford | ||
| Engine code | |||
| Cylinders | V 8 | ||
| Capacity | 4.9 litre 4942 cc (301.579 cu in) |
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| Bore × Stroke | 101.6 × 76.2 mm
4 × 3 in |
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| Bore/stroke ratio | 1.33 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output | 219 PS (216 bhp) (161 kW) at 4750 rpm |
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| maximum torque | 374 Nm (276 ft·lb) (38.1 kgm) at 3250 rpm |
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| Specific output | 32.6 kW/litre 44.3 ps/litre 43.7 bhp/litre 0.72 bhp/cu in |
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| Specific torque |
75.68 Nm/litre
0.91 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 8.3:1 | ||
| Fuel system | 1 Ho carb | ||
| bmep (brake mean effective pressure) | 951 kPa (137.9 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 617.75 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | 4.91 s | ||
| Acceleration 0-60mph | 6.56 s | ||
| Acceleration 0-100km/h | 6.95 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | 28.24 s | ||
| Maximum speed | 231 km/h (144 mph) | ||
| Power-to-weight ratio | Higher is better 172.58 PS/tonne (1000 kg) 0.17 PS/kg 126.93 kW/tonne (1000 kg) 0.13 kW/kg 170.21 bhp/tonne (1000 kg) 0.17 bhp/kg 0.08 bhp/lb |
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| Weight-to-power ratio | Lower is better 7.88 kg/kW 13.16 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 | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | I.MS.CS. | ||
| Rear suspension | I.STCS. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | |||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 5 speed manual | ||
| Top gear ratio | 0.73 | ||
| Final drive ratio | 3.50 | ||
| general | |||
| Carfolio.com ID | 24409 | ||
| Production total | 250 | ||
| Model code | |||
| RAC rating | 51.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1986 Ford Sierra XR-8 added before December 1995. Last modified 2020-09-11. |
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