also introduced in september 1954, and with a body identical to that of the a40 cambridge, was the a50 cambridge which used a new 1.5-litre (1,489 cc) b-series four-cylinder engine with single zenith carburettor which was good for 50 hp (37 kw). it sold better and remained in production through to 1957 with 114,867 a50s being produced