1934 Riley MPH

Riley MPH is a car that has a 2 door roadster type body with a front mounted engine supplying power to the rear wheels. The power is produced by a naturally aspirated engine of 1.7 litre capacity. This unit features overhead valve valve gear, 6 cylinder layout, and 2 valves per cylinder. It has an output of 56 bhp (57 PS/42 kW) of power at 4800 rpm. The engine supplies its power through to the wheels by means of a 4 speed manual gearbox. Stated weight at the kerb is 914 kg. Its maximum speed claimed is 143 km/h or 89 mph.
Full specs

Body type
2 door roadster with 2 seats
Length
3658 mm
Weight
914 kg
Engine type
naturally aspirated petrol
Engine size
1.7 litre
Cylinders
6, Straight
Power
57 PS / 56 bhp / 42 kW @ 4800 rpm
Torque
Unknown
Top speed
143 km/h / 89 mph

1934 Riley MPH specifications

1934 Riley MPH data
bodywork
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Body type	2 seater roadster
Number of doors	2
Designer
dimensions & weights
Wheelbase	2477 mm	97.5 inches
Track/tread (front)
Track/tread (rear)
Length	3658 mm	144 inches
Width	1460 mm	57.5 inches
Height
Ground clearance
length:wheelbase ratio	1.48
Kerb weight	914 kg	2015 lb
Weight distribution
fuel tank capacity
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type	naturally aspirated petrol
Engine manufacturer	Riley
Engine code
Cylinders	Straight 6
Capacity	1.7 litre 1726 cc (105.327 cu in)
Bore × Stroke	62 × 95.2 mm 2.44 × 3.75 in
Bore/stroke ratio	0.65
Valve gear	overhead valve (OHV) 2 valves per cylinder 12 valves in total
maximum power output	57 PS (56 bhp) (42 kW) at 4800 rpm
maximum torque
Specific output	24.2 kW/litre 32.9 ps/litre 32.4 bhp/litre 0.53 bhp/cu in
Engine construction
Lubrication
compression ratio	7.1:1
Fuel system	2 SU carbs
bmep (brake mean effective pressure)
Maximum RPM
crankshaft bearings
Engine coolant	Water
Unitary capacity	287.67 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	143 km/h (89 mph)
Power-to-weight ratio	Higher is better 62.12 PS/tonne (1000 kg) 0.06 PS/kg 45.69 kW/tonne (1000 kg) 0.05 kW/kg 61.27 bhp/tonne (1000 kg) 0.06 bhp/kg 0.03 bhp/lb
Weight-to-power ratio	Lower is better 21.89 kg/kW 36.56 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	LA.SE.
Rear suspension	LA.SE.
Wheel size front
Wheel size rear
Tyres front
Tyres rear
Brakes F/R
Front brake diameter
Rear brake diameter
Braked area
Gearbox	4 speed manual
Top gear ratio	1
Final drive ratio	5.00
general
Carfolio.com ID	49269
Production total
Model code
RAC rating	14.3
Insurance classification	No information available
Tax band	No information available
1934 Riley MPH added before December 1995. Last modified 2013-02-28.