Alvis Speed 20
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The Alvis Speed 20 is a British touring car that was made between late 1931 and 1936 by Alvis Car and Engineering Company in Coventry. It went through four variants coded SA to SD.
Quick Facts Overview, Manufacturer ...
Alvis Speed 20 | |
---|---|
Overview | |
Manufacturer | Alvis[1] |
Production |
|
Body and chassis | |
Class | Mid-size |
Body style |
|
Layout | Front-engine, rear-wheel-drive |
Powertrain | |
Engine | Straight-6[1] |
Transmission | 4-speed manual transmission |
Dimensions | |
Wheelbase |
track 56 in (1,422 mm)[1] |
Width | 65 in (1,651 mm) SA 66.5 in (1,689 mm) SB-SD[6] |
Kerb weight | 3,528 lb (1,600 kg) (4-door sports saloon)[8] |
Chronology | |
Predecessor | Alvis Silver Eagle |
Successor | Alvis Speed 25 |
Close
Quick Facts Speed Twenty and 3½-litre, Overview ...
Speed Twenty and 3½-litre | |
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Overview | |
Manufacturer | Alvis |
Layout | |
Configuration | straight-six[1] |
Displacement | |
Cylinder bore |
|
Piston stroke | |
Cylinder block material | 4-bearing balanced crankshaft with torsional vibration damper[5] |
Cylinder head material | alloy pistons[1] |
Valvetrain | pushrod overhead valves[1] camshaft drive by duplex chain[5] patented multiple valve springs |
Combustion | |
Fuel system | 3 SU carburettors supplied by double petrolift[1] hotspot and dual ignition[5] |
Fuel type | petrol |
Oil system | forced lubrication to main and big end bearings, rockers and pushrods[5] |
Cooling system | water, thermostatic radiator shutters, centrifugal pump[1] |
Output | |
Power output | |
Chronology | |
Predecessor | Silver Eagle[1] |
Close
In October 1935 the Speed 20 was supplemented by a 3½-litre car initially sold alongside their Speed 20 SD and named 3½-litre SA. After their Speed 20 was dropped from their catalogue the 3½-litre car was given a shorter wheelbase and named Speed 25 SB.