The Pontiac Strato-Chief is a sedan/saloon with 4 doors and a front mounted engine which delivers its power to the rear wheels.
Its 4.1 litre engine is a naturally aspirated, overhead valve, 6 cylinder unit that has an output of 155 bhp (157 PS/116 kW) of power at 4200 rpm, and maximum torque of 318 N·m (235 lb·ft/32.4 kgm) at 1600 rpm.
The engine transmits power to the wheels via a 3 speed manual gearbox.
It weighs a stated 1728 kg at the kerb.
Full specs
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Applicable to the Canadian domestic market(s). | ||
| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3023 mm | 119 inches | |
| Track/tread (front) | 1610 mm | 63.4 inches | |
| Track/tread (rear) | 1608 mm | 63.3 inches | |
| Length | 5532 mm | 217.8 inches | |
| Width | 2027 mm | 79.8 inches | |
| Height | 1410 mm | 55.5 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.83 | ||
| Kerb weight | 1728 kg | 3810 lb | |
| Weight distribution | |||
| fuel tank capacity | 90.9 litres | 20 [24] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Pontiac | ||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 4.1 litre 4093 cc (249.77 cu in) |
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| Bore × Stroke | 98.4 × 89.7 mm
3.87 × 3.53 in |
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| Bore/stroke ratio | 1.1 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 12 valves in total |
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| maximum power output (gross) |
157 PS (155 bhp) (116 kW) at 4200 rpm |
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| maximum torque (gross) |
318 Nm (235 ft·lb) (32.4 kgm) at 1600 rpm |
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| Specific output (gross) |
28.2 kW/litre 38.4 ps/litre 37.9 bhp/litre 0.62 bhp/cu in |
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| Specific torque (gross) |
77.69 Nm/litre
0.94 ft·lb/cu3 |
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| Engine construction | cast iron block & head | ||
| Lubrication | wet sumped | ||
| compression ratio | 8.5:1 | ||
| Fuel system | 1 carburettor | ||
| bmep (brake mean effective pressure) | 976.3 kPa (141.6 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 682.17 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 | Higher is better 90.95 PS/tonne (1000 kg) 0.09 PS/kg 66.89 kW/tonne (1000 kg) 0.07 kW/kg 89.7 bhp/tonne (1000 kg) 0.09 bhp/kg 0.04 bhp/lb |
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| Weight-to-power ratio | Lower is better 14.95 kg/kW 24.97 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 | |||
| Rear suspension | |||
| Wheel size front | 5 x 15 | ||
| Wheel size rear | 5 x 15 | ||
| Tyres front | F78 x 15 | ||
| Tyres rear | F78 x 15 | ||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | 279 mm | ||
| Rear brake diameter | 279 mm | ||
| Braked area | |||
| Gearbox | 3 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.08 | ||
| general | |||
| Carfolio.com ID | 395241 | ||
| Production total | |||
| Model code | |||
| RAC rating | 36.0 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1970 Pontiac Strato-Chief added 2015-01-09. Last modified 2020-02-02. |
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