sentences:  The 3-litre car of 1922, designed by Henri Toutée (1884–1943) who had been with the company since 1906, with overhead camshaft engine was the winner of the very first Le Mans 24 Hours Race, in 1923 driven by René Léonard and André Lagache, both engineers employed by Chenard et Walcker.A 2-litre version, the 10/12 was subsequently sold to the public.In 1925 Chenard et Walcker was the fourth largest car maker in France.