1921 Bentley 3-Litre

Car Specs

1921 Bentley 3-Litre

Information

Bentley

Quick Facts

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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