The Alvis 10/30 is a car introduced by British car maker Alvis Car and Engineering Company Ltd in 1920. It was the company's first production vehicle and was made until 1923. A range of body styles was available.
The car is powered by a water cooled, four cylinder 1460 cc four cylinder engine usually of the side valve type but some had overhead valves. The engine had a bore of 68mm and a stroke of 100mm.[2] A Solex carburettor was used. This drove the rear wheels via a cone clutch and four speed gearbox. The chassis had rigid axles and half elliptic springs.[2]
On the home market the car cost £450 in chassis form up to £470 with factory body.[1]
A top speed of 60 mph was claimed with the overhead valve Super Sports derivative said to be able to lap the Brooklands race track at 80 mph.[1]