 Claimed output was , with fuel consumption stated as "about 50 mpg" (5.6 L/100 km; 42 mpg-US).Those values, given the size of the car, suggest relatively modest top speed and acceleration figures.A face-lift of the Phase III was designed by Italian stylist Giovanni Michelotti and coach-builders Vignale in 1958, and was introduced at the October 1958 Earls Court Motor Show.