 Mechanically and visually the new cars were not so different from those they replaced, but they were readily differentiated by their fashionable wrap-around "panoramic" windscreens.In 1956 the 1290 cc Flash Spécial engine with was introduced; this was upgraded to during 1960.This was further upgraded in 1961 with the Rush Super engine with five main bearings, when the lower-priced "S" model was also added.