The Plymouth Custom Suburban is an estate/station wagon with 5 doors and a front mounted engine which transmits its power to the rear wheels.
The Plymouth Custom Suburban's engine is a naturally aspirated petrol, 6.3 litre, overhead valve 90 degree V 8 cylinder with 2 valves per cylinder. In this application it develops 300 bhp (304 PS/224 kW) of power at 4800 rpm, and maximum torque of 556 N·m (410 lb·ft/56.7 kgm) at 3400 rpm.
The power is supplied to the wheels by means of a 3 speed automatic gearbox.
Full specs
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| bodywork | |||
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| Body type | 7/8 seater estate/station wagon | ||
| Number of doors | 5 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3099 mm | 122 inches | |
| Track/tread (front) | 1577 mm | 62.1 inches | |
| Track/tread (rear) | 1610 mm | 63.4 inches | |
| Length | 5593 mm | 220.2 inches | |
| Width | 2022 mm | 79.6 inches | |
| Height | 1450 mm | 57.1 inches | |
| Ground clearance | 155 mm | 6.1 inches | |
| length:wheelbase ratio | 1.8 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 87.1 litres | 19.2 [23] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Chrysler | ||
| Engine code | |||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 6.3 litre 6286 cc (383.595 cu in) |
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| Bore × Stroke | 107.95 × 85.85 mm
4.25 × 3.38 in |
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| Bore/stroke ratio | 1.26 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output (SAE gross) |
304 PS (300 bhp) (224 kW) at 4800 rpm |
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| maximum torque (SAE gross) |
556 Nm (410 ft·lb) (56.7 kgm) at 3400 rpm |
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| Specific output (SAE gross) |
35.6 kW/litre 48.4 ps/litre 47.7 bhp/litre 0.78 bhp/cu in |
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| Specific torque (SAE gross) |
88.45 Nm/litre
1.07 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 8.5:1 | ||
| Fuel system | |||
| bmep (brake mean effective pressure) | 1111.5 kPa (161.2 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 785.75 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 | 6½JJ x 15 | ||
| Wheel size rear | 6½JJ x 15 | ||
| Tyres front | F78 x 15 2B/2 | ||
| Tyres rear | F78 x 15 2B/2 | ||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | 279 mm | ||
| Rear brake diameter | 279 mm | ||
| Braked area | |||
| Gearbox | 3 speed automatic | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 2.76 | ||
| general | |||
| Carfolio.com ID | 828432 | ||
| Production total | |||
| Model code | PM46 | ||
| RAC rating | 57.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1971 Plymouth Custom Suburban added 2025-02-28. Last modified 2025-02-28. |
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