The French automotive manufacturer Renault has been associated with Formula One as both team owner and engine manufacturer for various periods since 1977. In 1977, the company entered Formula One as a constructor, introducing the turbo engine to Formula One with its EF1 engine. In 1983, Renault began supplying engines to other teams. Although the Renault team had won races, it withdrew at the end of 1985. Renault engines continued to be raced until 1986.