Lotus Eleven: the tiny sports racer that made Lotus a marque (1956–1958) The Lotus Eleven was Colin Chapman's 1950s masterpiece, a featherweight, aerodynamic sports racer that took class honours at Le Mans and turned Lotus from a specials builder into a marque. A guide to the Eleven's engineering, its Le Mans record, Series 1 and 2, the replica question, and what genuine cars are worth.