Portuguese GP: Gerhard Berger, Ferrari F1/87-88C, leads Nigel Mansell, Williams FW12 Judd, Mauricio Gugelmin, March 881 Judd, Nelson Piquet, Lotus 100T Honda, Michele Alboreto, Ferrari F1/87-88C, and Riccardo Patrese, Williams FW12 Judd.
Gerhard Berger, Ferrari F1/87-88C, leads Nigel Mansell, Williams FW12 Judd, Mauricio Gugelmin, March 881 Judd, Nelson Piquet, Lotus 100T Honda, Michele Alboreto, Ferrari F1/87-88C, and Riccardo Patrese, Williams FW12 Judd.