Key facts

Buick Sport Roadster, 1931 MY Series 50 54 information summary

What body style?
roadster with 4 seats
What size engine?
3.6 litre, 3616 cm3
How many cylinders?
8, Straight
How much power?
78 PS / 77 bhp / 57 kW @ 3200 rpm
How much torque?
212 Nm / 156 / 21.6 kgm @ 1600 rpm


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1931 Buick Sport Roadster technical specifications


This car has a 2 door roadster type body with a front mounted engine powering the rear wheels.
It is part of Buick's Series 50 range of cars.
Power is supplied by an overhead valve, 3.6 litre naturally aspirated 8 cylinder motor, with 2 valves per cylinder that develops power and torque figures of 77 bhp (78 PS/57 kW) at 3200 rpm and 212 N·m (156 lb·ft/21.6 kgm) at 1600 rpm respectively.
The engine powers the wheels by means of a 3 speed manual gearbox.
1931 Buick Sport Roadster data
Buick Sport Roadster, 1931 MY Series 50 54 data
Body type4 seater roadster
Number of doors2
dimensions & weights
Wheelbase 2896 114
Track/tread (front) 1435 56.5
Track/tread (rear) 1448 57
Ground clearance
length:wheelbase ratio
Kerb weight
Weight distribution
fuel tank capacity
Drag coefficient
Frontal area
engine type naturally aspirated petrol
Engine manufacturer Buick
Engine code
Cylinders Straight 8
Capacity 3.6 litre
3616 cc
(220.662 cu in)
Bore × Stroke 73.02 × 107.95 mm
2.87 × 4.25 in
Bore/stroke ratio 0.68
overhead valve (OHV)
2 valves per cylinder
16 valves in total
maximum power output 78 PS (77 bhp) (57 kW)
at 3200 rpm
Specific output 21.3 bhp/litre
0.35 bhp/cu in
maximum torque 212 Nm (156 ft·lb) (21.6 kgm)
at 1600 rpm
Specific torque 58.63 Nm/litre
0.71 ft·lb/cu3
Engine construction
compression ratio 4.75:1
Fuel system 1 Marvel T-3-10-894 carburettor
bmep (brake mean effective pressure) 736.7 kPa (106.9 psi)
Maximum RPM
crankshaft bearings 5
Engine coolant Water
Unitary capacity 452 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
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
Weight-to-power ratio
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres per 100km
km per litre
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
turns lock-to-lock
Turning circle
Front suspension
Rear suspension
Wheel size front 4 x 18
Wheel size rear 4 x 18
Tyres front 18 x 5.25
Tyres rear 18 x 5.25
Brakes F/R
Front brake diameter
Rear brake diameter
Gearbox 3 speed manual
Top gear ratio 1
Final drive ratio
general ID340230
Production total
Model code 54
Model family Series 50
RAC rating 26.4
Insurance classification No information available
Tax band No information available
1931 Buick Sport Roadster added 2013-06-22.
Last modified 2015-07-19.

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1931 Buick Sport Roadster

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