USA-West GP: Gilles Villeneuve, Ferrari 312T4, leads Patrick Depailler, Ligier JS11 Ford, Jody Scheckter, Ferrari 312T4, Mario Andretti, Lotus 79 Ford, and James Hunt, Wolf WR7 Ford.
Gilles Villeneuve, Ferrari 312T4, leads Patrick Depailler, Ligier JS11 Ford, Jody Scheckter, Ferrari 312T4, Mario Andretti, Lotus 79 Ford, and James Hunt, Wolf WR7 Ford.