1929 Bentley 4½-Litre Supercharged Specs

Bentley

Body Style:

Build Start: 1929

Available in other variants

Specifications

General

Build Start:1929

ModelVariant:4½-litre and Blower Bentley

Dimensions

Track/tread (front):1422

Length:4597mm

Wheelbase:3302mm

Track/tread (rear):1422

Width:1740mm

Kerb weight:1727 kg

Body Details

Body Style:buggy

Body type:4/5 seater sedan/saloon

Engine details

Bore × Stroke:100 × 140 mm, 3.94 × 5.51 in

Specific output:39.8 bhp/litre0.65 bhp/cu in

Compressor:1 Villiers supercharger

Engine position:front

engine type:supercharged petrol

Cylinders:Straight 4

Bore/stroke ratio:0.71

compression ratio:5.1:1

Engine coolant:Water

Aspiration:S/Charged

Catalytic converter:N

Engine layout:longitudinal

Top gear ratio:1

Engine manufacturer:Bentley

Capacity:4.4 litre4398 cc(268.382 cu in)

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Performance

Acceleration 0-80km/h (50mph):10 s

Power-to-weight ratio:102.74 PS/tonne (1000 kg), 75.56 kW/tonne (1000 kg), 101.33 bhp/tonne (1000 kg), 0.05 bhp/lb

Drive wheels:rear wheel drive

maximum power output:177 PS (175 bhp) (130 kW)at 3500 rpm

Maximum speed:166 km/h (103 mph)mph

Weight-to-power ratio:13.23 kg/kW, 22.11 lb/bhp

Fuel Consump.

Fuel system:2 SU carbs

Chassis & Geomtry

length:wheelbase ratio:1.39

Other

Valve gear:single overhead camshaft (SOHC), 2 valves per cylinder, 8 valves in total

Unitary capacity:1099.5 cc

RAC rating:24.8