1930 Bentley 4-Litre Specs

Bentley

Build Start: 1930

Specifications

General

Build Start:1930

ModelVariant:4-Litre

Dimensions

Wheelbase:3404mm

Track/tread (rear):1422

Width:1740mm

Kerb weight:1981 kg

Track/tread (front):1422

Length:4851mm

fuel tank capacity:90.9 litres

Body Details

Body type:4/5 seater sedan/saloon

Engine details

Engine position:front

Top gear ratio:1

engine type:naturally aspirated petrol

Cylinders:Straight 6

Bore × Stroke:85 × 115 mm, 3.35 × 4.53 in

Specific output:30.7 bhp/litre0.5 bhp/cu in

Engine coolant:Water

Aspiration:Normal

Engine layout:longitudinal

Gearbox:4

Final drive ratio:4.58

Engine manufacturer:Bentley

Capacity:3.9 litre3915 cc(238.908 cu in)

Bore/stroke ratio:0.74

compression ratio:5.5:1

crankshaft bearings:7

Catalytic converter:N

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Performance

Drive wheels:rear wheel drive

Power-to-weight ratio:61.42 PS/tonne (1000 kg), 45.17 kW/tonne (1000 kg), 60.58 bhp/tonne (1000 kg), 0.03 bhp/lb

Weight-to-power ratio:22.14 kg/kW, 36.98 lb/bhp

maximum power output:122 PS (120 bhp) (89 kW)at 4000 rpm

Fuel Consump.

Fuel system:2 SU carbs

Chassis & Geomtry

Rear suspension:LA.SE.

Front suspension:LA.SE.

length:wheelbase ratio:1.43

Wheels & Tyres

Tyres rear:20 x 6.5

Tyres front:20 x 6.5

Other

RAC rating:26.9

Valve gear:overhead inlet, side exhaust (oise), 2 valves per cylinder, 12 valves in total

Number of doors:4

Unitary capacity:652.5 cc

Parts For Sale

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Bentley 4 1/4 Litre MK. VI Handbook VII Owners Manual Original Bentley #-NW-12

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Bentley 4 1/4 Litre MK VI Handbook