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1921 Bentley 3-Litre
Information
Bentley
Build Start:
1921
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Specifications
General
Build Start:
1921
ModelVariant:
3-Litre
Dimensions
Length:
4343mm
Track/tread (front):
1422
Kerb weight:
1778 kg
Width:
1740mm
Track/tread (rear):
1422
Wheelbase:
3048mm
Body Details
Body type:
4/5 seater sedan/saloon
Engine details
Engine position:
front
Cylinders:
Straight 4
engine type:
naturally aspirated petrol
Aspiration:
Normal
Engine coolant:
Water
compression ratio:
4.3:1
Final drive ratio:
3.78
Gearbox:
4
Bore/stroke ratio:
0.54
Engine layout:
longitudinal
Capacity:
3 litre2996 cc(182.827 cu in)
Engine manufacturer:
Bentley
Catalytic converter:
N
Specific output:
23.4 bhp/litre0.38 bhp/cu in
Top gear ratio:
1
Bore × Stroke:
80 × 149 mm, 3.15 × 5.87 in
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Performance
Power-to-weight ratio:
39.92 PS/tonne (1000 kg), 29.36 kW/tonne (1000 kg), 39.37 bhp/tonne (1000 kg), 0.02 bhp/lb
Acceleration 0-160km/h (100mph):
-1.00 s
maximum power output:
71 PS (70 bhp) (52 kW)at 3500 rpm
Weight-to-power ratio:
34.06 kg/kW, 56.9 lb/bhp
Maximum speed:
129 km/h (80 mph)mph
Drive wheels:
rear wheel drive
Fuel Consump.
Fuel system:
2 SU carbs
Chassis & Geomtry
length:wheelbase ratio:
1.42
Other
Unitary capacity:
749 cc
RAC rating:
15.9
Valve gear:
single overhead camshaft (SOHC), 4 valves per cylinder, 16 valves in total
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