Austin Twenty (1928 - 1932)
Video
Details
| Engine | 3,397 cc (207 cu in) Straight-six or 3,610 cc (220 cu in) Straight-4 |
|---|---|
| Transmission | single-plate clutch; four-speed and reverse gearbox; propellor shaft to back axle with helical-bevel gearing |
| Dimensions | |
| Wheelbase | Ranelagh 136 in (3,454 mm) Mayfair 130 in (3,302 mm) Whitehall 120 in (3,048 mm) Carlton 120 in (3,048 mm) Track 56 in (1,422 mm) |
| Kerb weight | 36 long cwt (4,032 lb; 1,829 kg) |
| Austin Six engine 20 / 6 |
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|---|---|
| Layout | |
| Configuration | Straight 6-cylinder |
| Displacement | 3,397 cc (207 cu in) |
| Cylinder bore | 79.35 mm (3.124 in) |
| Piston stroke | 114.5 mm (4.51 in) |
| Block material | a separate casting from the head and crankcase. crankshaft is carried in 8 bearings |
| Head material | detachable, pistons are aluminium |
| Valvetrain | side-valves are on the nearside of the block. tappets are automatically lubricated. timing is as the back of the engine. |
| Combustion | |
| Fuel system | dual carburettor, fed by gravity from vacuum tank on dash. manifold provides heating for the mixture |
| Fuel type | petrol |
| Oil system | forced feed |
| Cooling system | Radiator is within an external shell, fan is operated by belt and there is a pump to force circulation of water There is an adjustable thermostat |
| Output | |
| Power output | 49 bhp (37 kW; 50 PS) @2,000 rpm 58 bhp (43 kW; 59 PS) @2,600 rpm Tax horsepower 23.42 |