USA-West GP: Michele Alboreto, Tyrrell 011 Ford, leads René Arnoux, Ferrari 126C2B, Riccardo Patrese, Brabham BT52 BMW, and Alain Prost, Renault RE40.
Michele Alboreto, Tyrrell 011 Ford, leads René Arnoux, Ferrari 126C2B, Riccardo Patrese, Brabham BT52 BMW, and Alain Prost, Renault RE40.