Key facts

1922 Alfa Romeo RL Normale 21/70 hp information summary

What body style?
tourer with 4/5 seats
How heavy?
1829 kg
What size engine?
2.9 litre, 2916 cm3
How many cylinders?
6, Straight
How much power?
57 PS / 56 bhp / 42 kW @ 3200 rpm
How much torque?
Unknown
How fast?
110 km/h, 68 mph

Alfa Romeo

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Alfa Romeo Automobiles SpA

1922 Alfa Romeo RL Normale 21/70 hp technical specifications

Introduction

The Alfa Romeo RL Normale 21/70 hp is a 4 door tourer-bodied car with a front positioned engine powering the rear wheels.
It is powered by a naturally aspirated engine of 2.9 litre capacity. This unit features overhead valve valve gear, 6 cylinder layout, and 2 valves per cylinder. It develops 56 bhp (57 PS/42 kW) of power at 3200 rpm.
The engine transfers its power through to the wheels via a 4 speed manual gearbox.
It weighs a quoted 1829 kg at the kerb.
Its maximum speed quoted is 110 km/h (68 mph).
1922 Alfa Romeo RL Normale 21/70 hp data
1922 Alfa Romeo RL Normale 21/70 hp data
bodywork
Body type4/5 seater tourer
Number of doors4
Designer
dimensions & weights
mminches
Wheelbase 3430 135
Track/tread (front) 1461 57.5
Track/tread (rear) 1461 57.5
Length
Width
Height
Ground clearance
length:wheelbase ratio
Kerb weight 1829 kg 4032 lb
Weight distribution
fuel tank capacity 72.7 litres 16 UK Gal 19.2 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer Alfa Romeo
Engine code
Cylinders Straight 6
Capacity 2.9 litre
2916 cc
(177.945 cu in)
Bore × Stroke 75 × 110 mm
2.95 × 4.33 in
Bore/stroke ratio 0.68
overhead valve (OHV)
2 valves per cylinder
12 valves in total
maximum power output 57 PS (56 bhp) (42 kW)
at 3200 rpm
Specific output 19.2 bhp/litre
0.31 bhp/cu in
maximum torque
Specific torque
Engine construction
sump wet sumped
compression ratio 5.2:1
Fuel system 1 carburettor
bmep (brake mean effective pressure)
Maximum RPM
crankshaft bearings 4
Engine coolant Water
Unitary capacity 486 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed 110 km/h (68 mph)
Power-to-weight ratio 31.04 PS/g
22.83 kW/g
30.62 bhp/ton
0.01 bhp/lb
Weight-to-power ratio 43.8 kg/kW
73.16 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres per 100km
km per litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock
Turning circle
Front suspension LA.SE.
Rear suspension LA.SE.
Wheel size front
Wheel size rear
Tyres front 860 x 160
Tyres rear 860 x 160
Brakes F/R Dr/Dr
Front brake diameter
Rear brake diameter
Gearbox 4 speed manual
Top gear ratio
Final drive ratio
general
Carfolio.com ID187935
Production total
Model code
Model family
RAC rating 20.9
Insurance classification No information available
Tax band No information available
1922 Alfa Romeo RL Normale 21/70 hp added 2008-09-16.
Last modified 2013-02-28.

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1922 Alfa Romeo RL Normale 21/70 hp


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