Vauxhall A-Type
The Vauxhall 20 h.p. chassis code A, was a four-cylinder medium-sized car manufactured by Vauxhall from 1908 to 1914 with one more built in 1920. It was the first production Vauxhall designed by Laurence Pomeroy. It became a highly acclaimed 3 litre of its day and at Brooklands on 26 October 1910 it became the first 20 hp car to exceed 100 mph (160 km/h).
| Vauxhall 20 22 and 16-20 A | |
|---|---|
22.4 horsepower A12 3½-litre, 1912 | |
| Overview | |
| Manufacturer | Vauxhall |
| Production | October 1908 to 1915 |
| Assembly | Luton Bedfordshire |
| Designer | Laurence Pomeroy |
| Powertrain | |
| Engine | 4-cylinder inline 186 cu in (3,054 cc) 208 cu in (3,402 cc) |
| Transmission | manual: 4-speed and reverse (some early cars 3 speed) clutch early cars— cone later cars— multi-plate in graphite final drive by— |
| Dimensions | |
| Wheelbase | 2,921.0 mm (115 in) 3,124.2 mm (123 in) |
| Length | width and height depending on coachwork |
| Kerb weight | depends on coachwork |
| Vauxhall 20 and 22 A | |
|---|---|
| Overview | |
| Manufacturer | Vauxhall |
| Layout | |
| Configuration | in-line 4-cylinder |
| Displacement | 3054 c.c. (3½-litre 3402 cc) |
| Cylinder bore | 90mm (3½-litre 95mm) |
| Piston stroke | 120mm |
| Cylinder block material | Sheet copper sump in very early cars, later cast alloy |
| Valvetrain | camshaft gear-driven until 16-20 was driven by chain |
| Combustion | |
| Fuel system | Carburettors: White & Poppe Zenith Claudel Hobson gravity or forced feed |
| Fuel type | petrol |
| Cooling system | thermo syphon |
| Output | |
| Power output | 1909 38 bhp (28 kW; 39 PS) 1910 60 bhp (45 kW; 61 PS) 1913 80 bhp (60 kW; 81 PS) tax horsepower: 3054cc 20.09hp 3402cc 22.38hp |
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