1921 Bentley 3-Litre

Car Specs

1921 Bentley 3-Litre

Information

Bentley

Quick Facts

Build Start: 1921

Available in other variants

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Specifications

General

Build Start: 1921
Model Variant: 3-Litre

Dimensions

Track/tread (front): 1422mm
Length: 4343mm
Wheelbase: 3048mm
Track/tread (rear): 1422mm
Width: 1740mm
Kerb weight: 1778kg

Body Details

Body Type: 4/5 seater sedan/saloon

Engine Details

Final Drive Ratio: 3.78
Engine Type: naturally aspirated petrol
Cylinders: Straight 4
Bore × Stroke: 80 × 149mm
Specific output: 23.4bhp/litre
Catalytic converter: N
Engine Layout: longitudinal
Gearbox: 4
Engine Manufacturer: Bentley
Capacity: 3 litre (2996 cc)
Bore/stroke ratio: 0.54
Compression Ratio: 4.3:1
Engine Coolant: Water
Aspiration: Normal
Engine Position: front
Top Gear Ratio: 1

Performance

Maximum Speed: 129km/h
Weight-to-power ratio: 34.06 kg/kW, 56.9 lb/bhpkg/kW
Maximum Power Output: 71 PS (70 bhp) (52 kW)at 3500 rpm
Acceleration 0-160km/h (100mph): -1.00 ss
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
Drive Wheels: rear wheel drive

Fuel Consump.

Fuel system: 2 SU carbs

Chassis & Geomtry

Length:Wheelbase Ratio: 1.42

Other

Valve Gear: single overhead camshaft (SOHC), 4 valves per cylinder, 16 valves in total
Unitary Capacity: 749cc
RAC rating: 15.9

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