The Viper ACR Extreme Aero is a rear wheel drive coupé motor car with a front positioned engine, manufactured by Dodge.
Its engine is a naturally aspirated petrol, 8.4 litre, overhead valve 90 degree V 10 cylinder with 2 valves per cylinder. It has an output of 645 bhp (654 PS/481 kW) of power at 6200 rpm, and maximum torque of 814 N·m (600 lb·ft/83 kgm) at 5000 rpm.
A 6 speed manual 'box transmits the power to the driven wheels.
The quoted weight at the kerb is 1539 kg.
Full specs
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Applicable to the USA domestic market(s). | ||
| bodywork | |||
|---|---|---|---|
| Body type | 2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2510 mm | 98.8 inches | |
| Track/tread (front) | 1598 mm | 62.9 inches | |
| Track/tread (rear) | 1549 mm | 61 inches | |
| Length | 4463 mm | 175.7 inches | |
| Width | 1941 mm | 76.4 inches | |
| Height | 1247 mm | 49.1 inches | |
| Ground clearance | 127 mm | 5 inches | |
| length:wheelbase ratio | 1.78 | ||
| Kerb weight | 1539 kg | 3393 lb | |
| Weight distribution | |||
| fuel tank capacity | 60.6 litres | 13.3 [16] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.541 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Dodge | ||
| Engine code | |||
| Cylinders | V 10 in 90° vee | ||
| Capacity | 8.4 litre 8382 cc (511.501 cu in) |
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| Bore × Stroke | 103 × 100.6 mm
4.06 × 3.96 in |
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| Bore/stroke ratio | 1.02 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 20 valves in total |
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| maximum power output | 654 PS (645 bhp) (481 kW) at 6200 rpm |
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| maximum torque | 814 Nm (600 ft·lb) (83 kgm) at 5000 rpm |
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| Specific output | 57.4 kW/litre 78 ps/litre 77 bhp/litre 1.26 bhp/cu in |
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| Specific torque |
97.11 Nm/litre
1.17 ft·lb/cu3 |
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| Engine construction | aluminum alloy block & head | ||
| Lubrication | wet sumped | ||
| compression ratio | 10.2:1 | ||
| Fuel system | SMPFI | ||
| bmep (brake mean effective pressure) | 1220.4 kPa (177 psi) | ||
| Maximum RPM | 6400 rpm | ||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 838.2 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| 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 424.93 PS/tonne (1000 kg) 0.42 PS/kg 312.53 kW/tonne (1000 kg) 0.31 kW/kg 419.1 bhp/tonne (1000 kg) 0.42 bhp/kg 0.19 bhp/lb |
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| Weight-to-power ratio | Lower is better 3.2 kg/kW 5.34 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 12/19 US MPG EPA city/highway | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 19.6/12.4 l/100km city/highway | ||
| km/litre | 5.1/8.1 km/l city/highway | ||
| UK MPG | 14.4/22.8 UK MPG city/highway | ||
| US MPG | 12.0/19.0 US MPG city/highway | ||
| 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 | power assisted rack & pinion | ||
| turns lock-to-lock | 2.400 | ||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 10½ x 18 | ||
| Wheel size rear | 13 x 19 | ||
| Tyres front | Pirelli P-Zero P295/30 ZR 18 | ||
| Tyres rear | Pirelli P-Zero P355/30 ZR 19 | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | 390 mm | ||
| Rear brake diameter | 360 mm | ||
| Braked area | |||
| Gearbox | 6 speed manual | ||
| Top gear ratio | 0.5 | ||
| Final drive ratio | 3.55 | ||
| general | |||
| Carfolio.com ID | 510136 | ||
| Production total | |||
| Model code | |||
| RAC rating | 65.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2017 Dodge Viper ACR Extreme Aero added 2017-02-05. Last modified 2020-03-16. |
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