The Chevelle Concours 307 V8 is a motor vehicle from Chevrolet, with rear wheel drive, a front mounted engine and a 5 door estate/station wagon body style.
The 5 litre engine is a naturally aspirated, overhead valve, 8 cylinder unit that has an output of 140 bhp (142 PS/104 kW) of power at 4400 rpm, and maximum torque of 319 N·m (235 lb·ft/32.5 kgm) at 2400 rpm.
Power is delivered to the wheels via a 3 speed manual transmission.
Claimed weight at the kerb is 1795 kg.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater estate/station wagon | ||
| Number of doors | 5 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2946 mm | 116 inches | |
| Track/tread (front) | 1506 mm | 59.3 inches | |
| Track/tread (rear) | 1504 mm | 59.2 inches | |
| Length | 5253 mm | 206.8 inches | |
| Width | 1915 mm | 75.4 inches | |
| Height | 1382 mm | 54.4 inches | |
| Ground clearance | 157 mm | 6.2 inches | |
| length:wheelbase ratio | 1.78 | ||
| Kerb weight | 1795 kg | 3957 lb | |
| Weight distribution | 45.2% front | ||
| 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 | GM | ||
| Engine code | |||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 5 litre 5025 cc (306.644 cu in) |
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| Bore × Stroke | 98.43 × 82.55 mm
3.88 × 3.25 in |
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| Bore/stroke ratio | 1.19 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output (Net) |
142 PS (140 bhp) (104 kW) at 4400 rpm |
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| maximum torque (Net) |
319 Nm (235 ft·lb) (32.5 kgm) at 2400 rpm |
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| Specific output (Net) |
20.8 kW/litre 28.2 ps/litre 27.9 bhp/litre 0.46 bhp/cu in |
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| Specific torque (Net) |
63.48 Nm/litre
0.77 ft·lb/cu3 |
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| Engine construction | cast iron block & head | ||
| Lubrication | wet sumped | ||
| compression ratio | 8.5:1 | ||
| Fuel system | 1 Rochester 7040101 carburettor | ||
| bmep (brake mean effective pressure) | 797.7 kPa (115.7 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 628.13 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 79.08 PS/tonne (1000 kg) 0.08 PS/kg 58.16 kW/tonne (1000 kg) 0.06 kW/kg 77.99 bhp/tonne (1000 kg) 0.08 bhp/kg 0.03 bhp/lb |
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| Weight-to-power ratio | Lower is better 17.19 kg/kW 28.72 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 | 6.000 | ||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 6 x 14 | ||
| Wheel size rear | 6 x 14 | ||
| Tyres front | G78 x 14B | ||
| Tyres rear | G78 x 14B | ||
| Brakes F/R | Dr/Dr-S | ||
| Front brake diameter | 241 mm | ||
| Rear brake diameter | 241 mm | ||
| Braked area | |||
| Gearbox | 3 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.36 | ||
| general | |||
| Carfolio.com ID | 237699 | ||
| Production total | |||
| Model code | 13636 | ||
| RAC rating | 48.1 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1970 Chevrolet Chevelle Concours 307 V8 (1971) added 2011-03-29. Last modified 2020-02-02. |
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