Spanish GP: Nelson Piquet, Williams FW11B Honda, leads Nigel Mansell, Williams FW11B Honda, Gerhard Berger, Ferrari F1-87, Michele Alboreto, Ferrari F1-87, Ayrton Senna, Lotus 99T Honda, and Teo Fabi, Benetton B187 Ford.
Nelson Piquet, Williams FW11B Honda, leads Nigel Mansell, Williams FW11B Honda, Gerhard Berger, Ferrari F1-87, Michele Alboreto, Ferrari F1-87, Ayrton Senna, Lotus 99T Honda, and Teo Fabi, Benetton B187 Ford.