1921 Ace H specifications

1921 Ace H data
 
bodywork
Body typetourer
Number of doors
Designer
dimensions & weights
Wheelbase 3124 mm 123 inches
Track/tread (front)
Track/tread (rear)
Length
Width
Height
Ground clearance
length:wheelbase ratio
Kerb weight 1465 kg 3230 lb
Weight distribution
fuel tank capacity
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type naturally aspirated petrol
Engine manufacturer Herschell-Spillman
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
2 valves per cylinder
12 valves in total
maximum power output 69 PS (68 bhp) (51 kW)
at 2550 rpm
maximum torque
Specific output 10.7 kW/litre
14.6 ps/litre
14.4 bhp/litre
0.24 bhp/cu in
Engine construction
Lubrication
compression ratio
Fuel system 1 Stromberg 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
47.06 PS/tonne (1000 kg)
0.05 PS/kg
34.61 kW/tonne (1000 kg)
0.03 kW/kg
46.42 bhp/tonne (1000 kg)
0.05 bhp/kg
0.02 bhp/lb
Weight-to-power ratio Lower is better
28.89 kg/kW
48.26 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 32 x 4½
Tyres rear 32 x 4½
Brakes F/R
Front brake diameter
Rear brake diameter
Braked area
Gearbox 3 speed manual
Top gear ratio 1
Final drive ratio 4.58
general
Carfolio.com ID211882
Production total
Model code
RAC rating 29.4
Insurance classification No information available
Tax band No information available
1921 Ace H added 2010-04-28.
Last modified 2013-02-28.
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