The Williams FW04 was a Formula One car used by Frank Williams Racing Cars during the 1975 season and Wolf–Williams Racing during the 1976 season. The car was a development of the Williams FW and two were built. Although not a particularly successful car, an FW04 finished second at the 1975 German Grand Prix.
Williams FW04
Frank Williams Racing Cars
Frank Williams Racing Cars was a British Formula One team and constructor.
Piers Courage in a Williams entered Brabham BT26A at the 1969 British Grand Prix.
Gijs van Lennep in the Iso–Marlboro FW at the 1974 Dutch Grand Prix