The Dodge Challenger R/T Hemi 426 is a coupé with 2 doors and a front mounted engine which transmits its power to the rear wheels.
The 7 litre engine is a naturally aspirated, overhead valve, 8 cylinder unit that has an output of 425 bhp (431 PS/317 kW) of power at 5000 rpm, and maximum torque of 664 N·m (490 lb·ft/67.7 kgm) at 4000 rpm.
The power is supplied to the wheels by means of a 3 speed automatic transmission.
Full specs
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| bodywork | |||
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| Body type | 2+2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2794 mm | 110 inches | |
| Track/tread (front) | 1529 mm | 60.2 inches | |
| Track/tread (rear) | 1542 mm | 60.7 inches | |
| Length | 4859 mm | 191.3 inches | |
| Width | 1933 mm | 76.1 inches | |
| Height | 1300 mm | 51.2 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.74 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 68.2 litres | 15 [18] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Dodge | ||
| Engine code | |||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 7 litre 6974 cc (425.58 cu in) |
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| Bore × Stroke | 107.95 × 95.25 mm
4.25 × 3.75 in |
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| Bore/stroke ratio | 1.13 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output (gross) |
431 PS (425 bhp) (317 kW) at 5000 rpm |
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| maximum torque (gross) |
664 Nm (490 ft·lb) (67.7 kgm) at 4000 rpm |
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| Specific output (gross) |
45.4 kW/litre 61.8 ps/litre 60.9 bhp/litre 1 bhp/cu in |
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| Specific torque (gross) |
95.21 Nm/litre
1.15 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 10.3:1 | ||
| Fuel system | 2 carburettors | ||
| bmep (brake mean effective pressure) | 1196.5 kPa (173.5 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 871.75 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 | |||
| 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 | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 7.0JJ x 15 | ||
| Wheel size rear | 7.0JJ x 15 | ||
| Tyres front | F60 x 15 | ||
| Tyres rear | F60 x 15 | ||
| Brakes F/R | VeDi/Dr | ||
| Front brake diameter | 279 mm | ||
| Rear brake diameter | 279 mm | ||
| Braked area | |||
| Gearbox | 3 speed automatic | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.23 | ||
| general | |||
| Carfolio.com ID | 674212 | ||
| Production total | |||
| Model code | JS23 | ||
| RAC rating | 57.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1971 Dodge Challenger R/T Hemi 426 Automatic added 2020-06-06. Last modified 2020-06-06. |
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