alvis_speed_25 | transmission | 'single plate clutch separate 4-speed gearbox all-silent and all-syncromesh centre change lever open tubular propellor shaft with metal joints  spiral bevel fully floating back axle' <tsp> alvis_speed_25 | engine | 43870 (cubiccentimetres) <sep> the alvis 43-litre and alvis speed 25 were british luxury touring cars announced in august 1936 and made until 1940 by alvis car and engineering company in coventry they replaced the alvis speed 20 28-litre and 35-litre they were widely considered one of the finest cars produced in the 1930s 
the alvis speed 25 has a 4387.00 cc engine and an impressive transmission coined as 'single plate clutch. separate 4-speed gearbox all-silent and all-syncromesh. centre change lever. open tubular propellor shaft with metal joints . spiral bevel fully floating back axle'.the alvis 4.3-litre and alvis speed 25 were british luxury touring cars