South African GP: Riccardo Patrese, Brabham BT52B BMW, leads Patrick Tambay, Ferrari 126C3, Andrea de Cesaris, Alfa Romeo 183T, Alain Prost, Renault RE40, Keke Rosberg, Williams FW09 Honda, and Patrick Tambay, Ferrari 126C3, at the start.
Riccardo Patrese, Brabham BT52B BMW, leads Patrick Tambay, Ferrari 126C3, Andrea de Cesaris, Alfa Romeo 183T, Alain Prost, Renault RE40, Keke Rosberg, Williams FW09 Honda, and Patrick Tambay, Ferrari 126C3, at the start.