South African GP: Ayrton Senna, Lotus 97T Renault, leads Marc Surer, Brabham BT54 BMW, Keke Rosberg, Williams FW10 Honda, Niki Lauda, McLaren MP4-2B TAG, and Alain Prost, McLaren MP4-2B TAG.
Ayrton Senna, Lotus 97T Renault, leads Marc Surer, Brabham BT54 BMW, Keke Rosberg, Williams FW10 Honda, Niki Lauda, McLaren MP4-2B TAG, and Alain Prost, McLaren MP4-2B TAG.