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Rolls-Royce 20

Bodywork

type 4/5S SAL
doors 4

Engine information

Bore × stroke 76.20 mm × 114.30 mm 3 in × 4.5 in
Cylinders S-6
Displace 3.1 litre 3127 cc (190.821 cu in)
Engine type SV
Valves 2 valves per cylinder | 12 valves in total
Engine construction
Sump
Compression ratio 4.80:1
Fuel system 1 Rolls-Royce carb
Maximum power 50.7 PS (50.0 bhp) (37.3 kW) @ 3000 rpm
0-50 mph
0-60 mph
0-100 mph
0-100 km/h
80 - 120 km/h
402 m (Quarter mile)
Standing km
Top speed 105 km/h (65 mph)
Fuel consumption
CO2 emissions
Power to weight ratio 25.91 bhp/ton
Specific output
Maximum torque
bmep
Specific torque
Maximum rpm
Code
Main bearings 7
Coolant Water
Bore / stroke ratio 0.67
Unitary capacity 521.17 cc/cylinder
Aspiration Normal
Compressor type N/A
Intercooler None
Catalytic converter N

Dimensions and weight

wheelbase 3277 mm
wheelbase 129 in
Length (milimeters) 4521 mm
Length (inches) 178 in
Width (milimeters)
Width (inches)
Height (milimeters)
Height (inches)
L:W ratio 1.38
Ground clearance (milimeters)
Ground clearance (inches)
Kerb weight (kilograms) 1930 kg
Kerb weight (pounds) 4255 lb
Weight distribuiton
Fuel capacity (litres)
Fuel capacity (UK Ga)
Fuel capacity (US Gal)

Aerodynamics

Drag coefficient
Frontal area
Cx

Chassis

Engine location Front
Engine alignment Longitudinal
Drive RWD
Steering
Turns lock-to-lock
Turning circle
Tyres 32 x 4.5
Wheels
Brakes F/R -/Dr
Brake ∅
Braked area
Transmission 3M
Top gear ratio
Final drive ratio

General information

RAC rating 21.6
Number made
Model code
Model family
Insurance classification No information available
Tax band No information available

Manual Download

Download 1922 Rolls-Royce 20 PDF Manual
Designer unknown
Year 1922

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