1921 Haynes 47 specifications

1921 Haynes 47 data
 
bodywork
Body type5-7 seater tourer
Number of doors
Designer
dimensions & weights
Wheelbase 3353 mm 132 inches
Track/tread (front)
Track/tread (rear)
Length
Width
Height
Ground clearance
length:wheelbase ratio
Kerb weight 1701 kg 3750 lb
Weight distribution
fuel tank capacity
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type naturally aspirated petrol
Engine manufacturer Haynes
Engine code
Cylinders Straight 6
Capacity 4.7 litre
4730 cc
(288.642 cu in)
Bore × Stroke 88.9 × 127 mm
3.5 × 5 in
Bore/stroke ratio 0.7
Valve gear side valve (SV)
2 valves per cylinder
12 valves in total
maximum power output 51 PS (50 bhp) (37 kW)
at 2000 rpm
maximum torque
Specific output 7.9 kW/litre
10.7 ps/litre
10.6 bhp/litre
0.17 bhp/cu in
Engine construction
Lubrication
compression ratio
Fuel system 1 Rayfield carburettor
bmep (brake mean effective pressure)
Maximum RPM
crankshaft bearings 3
Engine coolant Water
Unitary capacity 788.33 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 Higher is better
29.8 PS/tonne (1000 kg)
0.03 PS/kg
21.92 kW/tonne (1000 kg)
0.02 kW/kg
29.39 bhp/tonne (1000 kg)
0.03 bhp/kg
0.01 bhp/lb
Weight-to-power ratio Lower is better
45.62 kg/kW
76.2 lb/bhp
fuel consumption
Fuel consumption
universal fuel consumption (calculated from the above)
litres/100km
km/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 4½
Tyres rear 34 x 4½
Brakes F/R
Front brake diameter
Rear brake diameter
Braked area
Gearbox 3 speed manual
Top gear ratio 1
Final drive ratio 4.77
general
Carfolio.com ID213873
Production total
Model code
RAC rating 29.4
Insurance classification No information available
Tax band No information available
1921 Haynes 47 added 2010-05-16.
Last modified 2013-02-28.
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