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Twombly Model A, 1914
| Manufacturer | Twombly |
| Model | Model A |
| Year of production | 1914 |
| Start of production | 1913 |
| End of production | 1915 |
| Body type |
cyclecar |
| Number of doors | 2 |
| Number of seats | 2 |
| Engine position |
front |
| Drive wheel |
rear |
| Fuel |
petrol |
| Number of cylinders |
inline 4 |
| Cooling |
liquid |
| Capacity | 1290 ccm, 78.3 cu-in |
| Bore | 63.5 mm, 2.5 in |
| Stroke | 101.5 mm, 3.996 in |
| Compression ratio | |
| Valve Gear |
SV |
| Valves per cylinder | 2 |
| Fuel system |
carburator, 1x Longuemeare |
| Aspiration |
normal |
| Max power [kW / PS / hp] |
11 / 15 / 15 |
| Max torque [Nm / ft-lb] |
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| Total power (hybrid) | |
| Total torque (hybrid) |
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| Gearbox | M6 |
| Gearbox (option) | |
| Wheelbase | 2540 mm, 100 in |
| Front track | |
| Rear track | |
| Length | |
| Width | |
| Height | |
| Weight | 275 kg, 606 lb |
| Maximum speed |
80 km/h, 50 mph |
| 0-100 km/h | |
| Standing km | |
| Foto: Brian Snelson, Goodwood 2009 |
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