1947 MG YA

This automobile has a saloon (sedan) type body with a front positioned engine driving through the rear wheels. The MG YA's engine is a naturally aspirated petrol, 1.3 litre, overhead valve 4 cylinder with 2 valves per cylinder. In this application it has an output of 46 bhp (46.6 PS/34.3 kW) of power at 4800 rpm, and maximum torque of 79.3 N·m (58 lb·ft/8.1 kgm) at 2400 rpm. The engine delivers its power through to the wheels via a 4 speed manual transmission. Claimed weight at the kerb is 1060 kg. The MG YA is claimed to attain a maxiumum speed of 114 km/h or 71 mph.
Full specs

Body type
sedan/saloon with 4/5 seats
Length
4090 mm
Weight
1060 kg
Engine type
naturally aspirated petrol
Engine size
1.3 litre
Cylinders
4, Straight
Power
46.6 PS / 46 bhp / 34.3 kW @ 4800 rpm
Torque
79.3 Nm / 58 ft.lb / 8.1 kgm @ 2400 rpm
Acceleration
0-60 mph 27.3 s
Top speed
114 km/h / 71 mph

1947 MG YA specifications

1947 MG YA data
bodywork
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Body type	4/5 seater sedan/saloon
Number of doors
Designer
dimensions & weights
Wheelbase	2515 mm	99 inches
Track/tread (front)	1270 mm	50 inches
Track/tread (rear)	1270 mm	50 inches
Length	4090 mm	161 inches
Width	1480 mm	58.3 inches
Height	1473 mm	58 inches
Ground clearance	152 mm	6 inches
length:wheelbase ratio	1.63
Kerb weight	1060 kg	2337 lb
Weight distribution
fuel tank capacity	36.4 litres	8 [9.6] UK [US] gal.
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type	naturally aspirated petrol
Engine manufacturer	BMC
Engine code
Cylinders	Straight 4
Capacity	1.3 litre 1250 cc (76.28 cu in)
Bore × Stroke	66.5 × 90 mm 2.62 × 3.54 in
Bore/stroke ratio	0.74
Valve gear	overhead valve (OHV) 2 valves per cylinder 8 valves in total
maximum power output	46.6 PS (46 bhp) (34.3 kW) at 4800 rpm
maximum torque	79.3 Nm (58 ft·lb) (8.1 kgm) at 2400 rpm
Specific output	27.4 kW/litre 37.3 ps/litre 36.8 bhp/litre 0.6 bhp/cu in
Specific torque	63.44 Nm/litre 0.77 ft·lb/cu³
Engine construction
Lubrication
compression ratio	7.3:1
Fuel system	1 SU carburettor
bmep (brake mean effective pressure)	797.2 kPa (115.6 psi)
Maximum RPM
crankshaft bearings
Engine coolant	Water
Unitary capacity	312.5 cc
Aspiration	Normal
Compressor	N/A
Intercooler	None
Catalytic converter	N
performance
Acceleration 0-80km/h (50mph)	16.7 s
Acceleration 0-60mph	27.3 s
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile	23.2 s
Standing kilometre
Maximum speed	114 km/h (71 mph)
Power-to-weight ratio	Higher is better 44 PS/tonne (1000 kg) 0.04 PS/kg 32.36 kW/tonne (1000 kg) 0.03 kW/kg 43.4 bhp/tonne (1000 kg) 0.04 bhp/kg 0.02 bhp/lb
Weight-to-power ratio	Lower is better 30.9 kg/kW 51.62 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	rack & pinion
turns lock-to-lock
Turning circle
Front suspension	I.CS.
Rear suspension	LA.SE.
Wheel size front
Wheel size rear
Tyres front	5.25 x 16
Tyres rear	5.25 x 16
Brakes F/R	Dr/Dr
Front brake diameter
Rear brake diameter
Braked area
Gearbox	4 speed manual
Top gear ratio	1
Final drive ratio	5.13
general
Carfolio.com ID	63954
Production total
Model code
RAC rating	11.0
Insurance classification	No information available
Tax band	No information available
1947 MG YA added before December 1995. Last modified 2013-02-28.