The Plymouth Valiant Signet V8 is a rear wheel drive car, with its motor positioned in the front, and a 2 door saloon (sedan) bodyshell.
It forms part of Plymouth's EV1/2-H family of cars.
Its 4.5 litre engine is a naturally aspirated, overhead valve, 8 cylinder that has an output of 190 bhp (193 PS/142 kW) of power at 4400 rpm, and maximum torque of 353 N·m (260 lb·ft/36 kgm) at 2000 rpm.
The engine powers the wheels through a 3 speed automatic transmission.
Full specs
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| bodywork | |||
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| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2743 mm | 108 inches | |
| Track/tread (front) | 1458 mm | 57.4 inches | |
| Track/tread (rear) | 1412 mm | 55.6 inches | |
| Length | 4785 mm | 188.4 inches | |
| Width | 1768 mm | 69.6 inches | |
| Height | 1372 mm | 54 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 | Chrysler | ||
| Engine code | |||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 4.5 litre 4492 cc (274.119 cu in) |
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| Bore × Stroke | 92.2 × 84.1 mm
3.63 × 3.31 in |
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| Bore/stroke ratio | 1.1 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output | 193 PS (190 bhp) (142 kW) at 4400 rpm |
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| maximum torque | 353 Nm (260 ft·lb) (36 kgm) at 2000 rpm |
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| Specific output | 31.5 kW/litre 42.9 ps/litre 42.3 bhp/litre 0.69 bhp/cu in |
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| Specific torque |
78.58 Nm/litre
0.95 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 9:1 | ||
| Fuel system | 1 Carter BBD 4607S carburettor | ||
| bmep (brake mean effective pressure) | 987.5 kPa (143.2 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 561.5 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 | 4½ x 13 | ||
| Wheel size rear | 4½ x 13 | ||
| Tyres front | 7.00 x 13 | ||
| Tyres rear | 7.00 x 13 | ||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | 254 mm | ||
| Rear brake diameter | 254 mm | ||
| Braked area | |||
| Gearbox | 3 speed automatic | ||
| Top gear ratio | 1 | ||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 321695 | ||
| Production total | |||
| Model code | VH21 | ||
| Model family | EV1/2-H | ||
| RAC rating | 42.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1969 Plymouth Valiant Signet V8 Automatic added 2013-03-13. Last modified 2020-02-02. |
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