Renault are currently involved in Formula One as a constructor, under the name of Renault Sport Formula One Team. They have been associated with Formula One as both constructor and engine supplier for various periods since 1977. In 1977, the company entered Formula One as a constructor, introducing the turbo engine to Formula One in its first car, the Renault RS01. In 1983, Renault began supplying engines to other teams. Although the Renault team won races and competed for world titles, it withdrew at the end of 1985. Renault continued supplying engines to other teams until 1986, then again from 1989 to 1997.