Full specs1957 Jensen 541R specifications
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| bodywork | |||
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| Body type | 2+2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2667 mm | 105 inches | |
| Track/tread (front) | 1318 mm | 51.9 inches | |
| Track/tread (rear) | 1305 mm | 51.4 inches | |
| Length | 4470 mm | 176 inches | |
| Width | 1600 mm | 63 inches | |
| Height | 1346 mm | 53 inches | |
| Ground clearance | 178 mm | 7 inches | |
| length:wheelbase ratio | 1.68 | ||
| Kerb weight | 1470 kg | 3241 lb | |
| Weight distribution | 53% 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 | BMC | ||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 4 litre 3990 cc (243.485 cu in) |
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| Bore × Stroke | 87.3 × 111.1 mm
3.44 × 4.37 in |
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| Bore/stroke ratio | 0.79 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 12 valves in total |
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| maximum power output (Gross) |
154 PS (152 bhp) (113 kW) at 4100 rpm |
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| maximum torque (Gross) |
308 Nm (227 ft·lb) (31.4 kgm) at 2400 rpm |
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| Specific output (Gross) |
28.4 kW/litre 38.6 ps/litre 38.1 bhp/litre 0.62 bhp/cu in |
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| Specific torque (Gross) |
77.19 Nm/litre
0.93 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 7.6:1 | ||
| Fuel system | 3 SU carburettors | ||
| bmep (brake mean effective pressure) | 970 kPa (140.7 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 665 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | 7.6 s | ||
| Acceleration 0-60mph | 10.6 s | ||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | 30.2 s | ||
| Standing quarter-mile | 17.5 s | ||
| Standing kilometre | |||
| Maximum speed | 206 km/h (128 mph) | ||
| Power-to-weight ratio | Higher is better 104.84 PS/tonne (1000 kg) 0.1 PS/kg 77.11 kW/tonne (1000 kg) 0.08 kW/kg 103.4 bhp/tonne (1000 kg) 0.1 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 12.97 kg/kW 21.66 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 | 2.300 | ||
| Turning circle | 10.40 m | ||
| Front suspension | I.CS.W. | ||
| Rear suspension | LA.SE.PR. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | 6.40-15 | ||
| Tyres rear | 6.40-15 | ||
| Brakes F/R | Di/Di-S | ||
| Front brake diameter | 279 mm | ||
| Rear brake diameter | 279 mm | ||
| Braked area | 3284 cm2 | ||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 0.79 | ||
| Final drive ratio | 3.54 | ||
| general | |||
| Carfolio.com ID | 29403 | ||
| Production total | |||
| Model code | |||
| RAC rating | 28.4 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1957 Jensen 541R added before December 1995. Last modified 2013-02-28. |
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