Spanish GP: Ayrton Senna, Lotus 98T Renault, leads Nelson Piquet, Williams FW11 Honda, Keke Rosberg, McLaren MP4-2C TAG, Alain Prost, McLaren MP4-2C TAG, Nigel Mansell, Williams FW11 Honda, and René Arnoux, Ligier JS27 Renault.
Ayrton Senna, Lotus 98T Renault, leads Nelson Piquet, Williams FW11 Honda, Keke Rosberg, McLaren MP4-2C TAG, Alain Prost, McLaren MP4-2C TAG, Nigel Mansell, Williams FW11 Honda, and René Arnoux, Ligier JS27 Renault.