Aston Martin Ulster (1934 - 1936)
Video
Details
| dimensions & weights | |||
|---|---|---|---|
| mm | inches | ||
| Wheelbase | 2616 | 103 | |
| Track/tread (front) | 1321 | 52 | |
| Track/tread (rear) | 1321 | 52 | |
| Length | 4216 | 166 | |
| Width | 1651 | 65 | |
| Ground clearance | 152 | 6 | |
| length:wheelbase ratio | 1.61 | ||
| Kerb weight | 940 kg | 2072 lb | |
| fuel tank capacity | 68.2 litres | 15 UK Gal | 18 US Gal |
| engine | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Aston Martin | ||
| Cylinders | Straight 4 | ||
| Capacity | 1.5 litre 1493 cc (91.108 cu in) |
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| Bore × Stroke | 69.3 × 99 mm 2.73 × 3.9 in |
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| Bore/stroke ratio | 0.7 | ||
| Valve gear | single overhead camshaft (SOHC) 2 valves per cylinder 8 valves in total |
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| maximum power output | 81 PS (80 bhp) (60 kW) at 5250 rpm |
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| Specific output | 53.6 bhp/litre 0.88 bhp/cu in |
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| sump | dry sumped | ||
| compression ratio | 9.5:1 | ||
| Fuel system | 2 SU carburettors | ||
| crankshaft bearings | 3 | ||
| Engine coolant | Water | ||
| Unitary capacity | 373.25 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| Maximum speed | 164 km/h (102 mph) | ||
| Power-to-weight ratio | 86.29 PS/tonne (1000 kg) 63.46 kW/tonne (1000 kg) 85.11 bhp/tonne (1000 kg) 0.04 bhp/lb |
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| Weight-to-power ratio | 15.76 kg/kW 26.32 lb/bhp |
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| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Front suspension | LA.SE. | ||
| Rear suspension | LA.SE. | ||
| Brakes F/R | Dr/Dr | ||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 4.25 | ||