The Francis Lombardi 850 Grand Prix is a coupé with 2 doors and a rear mounted powerplant which supplies the power through the rear wheels.
The power is produced by a naturally aspirated engine of 0.8 litre capacity. This unit features overhead valve valve gear, 4 cylinder layout, and 2 valves per cylinder. It produces 46 bhp (46.6 PS/34.3 kW) of power at 6400 rpm, and maximum torque of 59 N·m (44 lb·ft/6 kgm) at 3600 rpm.
The engine supplies its power through to the wheels by means of a 4 speed manual transmission.
It weighs a stated 730 kg at the kerb.
Full specs
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| bodywork | |||
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| Body type | 2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2027 mm | 79.8 inches | |
| Track/tread (front) | 1205 mm | 47.4 inches | |
| Track/tread (rear) | 1264 mm | 49.8 inches | |
| Length | 3555 mm | 140 inches | |
| Width | 1485 mm | 58.5 inches | |
| Height | 1065 mm | 41.9 inches | |
| Ground clearance | 145 mm | 5.7 inches | |
| length:wheelbase ratio | 1.75 | ||
| Kerb weight | 730 kg | 1609 lb | |
| Weight distribution | |||
| fuel tank capacity | 30 litres | 6.6 [7.9] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Fiat | ||
| Engine code | 100 GB 000 | ||
| Cylinders | Straight 4 | ||
| Capacity | 0.8 litre 843 cc (51.443 cu in) |
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| Bore × Stroke | 65 × 63.5 mm
2.56 × 2.5 in |
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| Bore/stroke ratio | 1.02 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 8 valves in total |
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| maximum power output | 46.6 PS (46 bhp) (34.3 kW) at 6400 rpm |
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| maximum torque | 59 Nm (44 ft·lb) (6 kgm) at 3600 rpm |
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| Specific output | 40.7 kW/litre 55.3 ps/litre 54.6 bhp/litre 0.89 bhp/cu in |
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| Specific torque |
69.99 Nm/litre
0.85 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 9.3:1 | ||
| Fuel system | 1 Weber 30 DIC 1 carburettor | ||
| bmep (brake mean effective pressure) | 879.5 kPa (127.6 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 210.75 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 | Higher is better 63.89 PS/tonne (1000 kg) 0.06 PS/kg 46.99 kW/tonne (1000 kg) 0.05 kW/kg 63.01 bhp/tonne (1000 kg) 0.06 bhp/kg 0.03 bhp/lb |
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| Weight-to-power ratio | Lower is better 21.28 kg/kW 35.55 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 | rear | ||
| 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 | 5½ x 13 | ||
| Wheel size rear | 5½ x 13 | ||
| Tyres front | 155 x 13 | ||
| Tyres rear | 155 x 13 | ||
| Brakes F/R | Di/Dr | ||
| Front brake diameter | 226 mm | ||
| Rear brake diameter | 185 mm | ||
| Braked area | |||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 0.96 | ||
| Final drive ratio | 5.13 | ||
| general | |||
| Carfolio.com ID | 280137 | ||
| Production total | |||
| Model code | 100 GB | ||
| RAC rating | 10.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1967 Francis Lombardi 850 Grand Prix added 2012-07-06. Last modified 2020-02-02. |
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