The Hindustan Ambassador Mk 4 is a rear wheel drive automobile, with its motor positioned in the front, and a 4 door saloon body.
The 4 cylinder, overhead valve naturally aspirated powerplant has 2 valves per cylinder and a capacity of 1.5 litres. It provides power and torque figures of 49 bhp (49.7 PS/36.5 kW) at 4200 rpm and 104 Nm (77 lbft/10.6 kgm) at 3000 rpm respectively.
Power is transferred to the wheels via a 4 speed manual gearbox.
Quoted kerb weight is 1114 kg.
Maximum claimed speed is 119 km/h, or 74 mph.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2460 mm | 96.9 inches | |
| Track/tread (front) | 1370 mm | 53.9 inches | |
| Track/tread (rear) | 1350 mm | 53.1 inches | |
| Length | 4310 mm | 169.7 inches | |
| Width | 1680 mm | 66.1 inches | |
| Height | 1600 mm | 63 inches | |
| Ground clearance | 159 mm | 6.3 inches | |
| length:wheelbase ratio | 1.75 | ||
| Kerb weight | 1114 kg | 2456 lb | |
| Weight distribution | 55% front | ||
| fuel tank capacity | 55 litres | 12.1 [14.5] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | BMC | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 1.5 litre 1489 cc (90.864 cu in) |
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| Bore × Stroke | 73 × 88.9 mm
2.87 × 3.5 in |
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| Bore/stroke ratio | 0.82 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 8 valves in total |
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| maximum power output (SAE) |
49.7 PS (49 bhp) (36.5 kW) at 4200 rpm |
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| maximum torque (SAE) |
104 Nm (77 ft·lb) (10.6 kgm) at 3000 rpm |
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| Specific output (SAE) |
24.5 kW/litre 33.4 ps/litre 32.9 bhp/litre 0.54 bhp/cu in |
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| Specific torque (SAE) |
69.85 Nm/litre
0.84 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 7.2:1 | ||
| Fuel system | 1 SU carb | ||
| bmep (brake mean effective pressure) | 877.7 kPa (127.3 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 3 | ||
| Engine coolant | Water | ||
| Unitary capacity | 372.25 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | 24.8 s | ||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | 27 s | ||
| Standing kilometre | |||
| Maximum speed | 119 km/h (74 mph) | ||
| Power-to-weight ratio | Higher is better 44.6 PS/tonne (1000 kg) 0.04 PS/kg 32.8 kW/tonne (1000 kg) 0.03 kW/kg 43.99 bhp/tonne (1000 kg) 0.04 bhp/kg 0.02 bhp/lb |
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| Weight-to-power ratio | Lower is better 30.49 kg/kW 50.93 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 | rack & pinion | ||
| turns lock-to-lock | 3.720 | ||
| Turning circle | 10.80 m | ||
| Front suspension | I.W.TB. | ||
| Rear suspension | LA.SE. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | 620 cm2 | ||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 4.88 | ||
| general | |||
| Carfolio.com ID | 60522 | ||
| Production total | |||
| Model code | |||
| RAC rating | 13.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1982 Hindustan Ambassador Mk 4 added 1998-12-06. Last modified 2013-02-28. |
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