1949 Allard J

The Allard J is a rear wheel drive vehicle, with its engine placed in the front, and a 2 door roadster bodyshell. The power is produced by a naturally aspirated engine of 4.4 litre capacity. This unit features side valve valve gear, 8 cylinder layout, and 2 valves per cylinder. It develops 120 bhp (122 PS/89 kW) of power at 3800 rpm. The engine powers the wheels through a 3 speed manual gearbox. Its quoted kerb weight is 864 kg.
Full specs

Body type
2 door roadster with 2 seats
Length
3759 mm
Weight
864 kg
Engine type
naturally aspirated petrol
Engine size
4.4 litre
Cylinders
8, V
Power
122 PS / 120 bhp / 89 kW @ 3800 rpm
Torque
Unknown

1949 Allard J specifications

1949 Allard J data
bodywork
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Body type	2 seater roadster
Number of doors	2
Designer
dimensions & weights
Wheelbase	2540 mm	100 inches
Track/tread (front)	1422 mm	56 inches
Track/tread (rear)	1321 mm	52 inches
Length	3759 mm	148 inches
Width	1600 mm	63 inches
Height	864 mm	34 inches
Ground clearance	165 mm	6.5 inches
length:wheelbase ratio	1.48
Kerb weight	864 kg	1905 lb
Weight distribution
fuel tank capacity	113.7 litres	25 [30] UK [US] gal.
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type	naturally aspirated petrol
Engine manufacturer	Mercury
Engine code
Cylinders	V 8
Capacity	4.4 litre 4375 cc (266.979 cu in)
Bore × Stroke	84.13 × 98.42 mm 3.31 × 3.87 in
Bore/stroke ratio	0.85
Valve gear	side valve (SV) 2 valves per cylinder 16 valves in total
maximum power output	122 PS (120 bhp) (89 kW) at 3800 rpm
maximum torque
Specific output	20.5 kW/litre 27.8 ps/litre 27.4 bhp/litre 0.45 bhp/cu in
Engine construction
Lubrication
compression ratio	8:1
Fuel system	2 Ford carbs
bmep (brake mean effective pressure)
Maximum RPM
crankshaft bearings
Engine coolant	Water
Unitary capacity	546.88 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 140.82 PS/tonne (1000 kg) 0.14 PS/kg 103.57 kW/tonne (1000 kg) 0.1 kW/kg 138.89 bhp/tonne (1000 kg) 0.14 bhp/kg 0.06 bhp/lb
Weight-to-power ratio	Lower is better 9.66 kg/kW 16.13 lb/bhp
fuel consumption
Fuel consumption
universal fuel consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
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	I.CS.
Rear suspension	dD.CS.
Wheel size front
Wheel size rear
Tyres front	6.00 x 16
Tyres rear	6.00 x 16
Brakes F/R	Dr/Dr
Front brake diameter
Rear brake diameter
Braked area	1155 cm²
Gearbox	3 speed manual
Top gear ratio	1
Final drive ratio	3.54
general
Carfolio.com ID	126027
Production total
Model code
RAC rating	35.1
Insurance classification	No information available
Tax band	No information available
1949 Allard J added 2005-02-10. Last modified 2013-02-28.