Key facts

Haynes 20 Roadster, 1912 MY information summary

What body style?
roadster with 2 seats
What size engine?
4.6 litre, 4649 cm3
How many cylinders?
4, Straight
How much power?
Unknown
How much torque?
Unknown

Haynes

Manufacturer data not found

1912 Haynes 20 Roadster technical specifications

Introduction

This automobile has a roadster body style with a front positioned engine powering the rear wheels.
It's powered courtesy of a naturally aspirated engine of 4.6 litre capacity. This powerplant features side valve valve gear, 4 cylinder layout, and 2 valves per cylinder.
A 3 speed manual transmission transmits the power to the driven wheels.
1912 Haynes 20 Roadster data
Haynes 20 Roadster, 1912 MY data
bodywork
Body type2 seater roadster
Number of doors
Designer
dimensions & weights
mminches
Wheelbase 2896 114
Track/tread (front)
Track/tread (rear)
Length
Width
Height
Ground clearance
length:wheelbase ratio
Kerb weight
Weight distribution
fuel tank capacity 75.8 litres 16.7 UK Gal 20 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer
Engine code
Cylinders Straight 4
Capacity 4.6 litre
4649 cc
(283.699 cu in)
Bore × Stroke 107.95 × 127 mm
4.25 × 5 in
Bore/stroke ratio 0.85
side valve (SV)
2 valves per cylinder
8 valves in total
maximum power output
Specific output
maximum torque
Specific torque
Engine construction
sump
compression ratio
Fuel system 1 Stromberg carburettor
bmep (brake mean effective pressure)
Maximum RPM
crankshaft bearings
Engine coolant Water
Unitary capacity 1162.25 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
Power-to-weight ratio
Weight-to-power ratio
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
Rear suspension
Wheel size front
Wheel size rear
Tyres front 34 x 4
Tyres rear 34 x 4
Brakes F/R
Front brake diameter
Rear brake diameter
Gearbox 3 speed manual
Top gear ratio 1.00
Final drive ratio
general
Carfolio.com ID297748
Production total
Model code
Model family
RAC rating 28.9
Insurance classification No information available
Tax band No information available
1912 Haynes 20 Roadster added 2012-12-01.
Last modified 2013-02-28.

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1912 Haynes 20 Roadster


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