In 1927 a six cylinder 1624 cc appeared; this year it become available in three-carburettor Super Sports form.
24 Hours of Francorchamps, 1930, Imperia won the King's Cup with three six-cylinder sedans.
At Francorchamps GP of the same year, Imperia puts six cylinders, six carburetors, race cars capable of 160 km/h.
24 Hours of Francorchamps
SS 6 cyl at GP Brno.