Portuguese GP: Philippe Streiff, Tyrrell 015 Renault, leads Ayrton Senna, Lotus 98T Renault, Jonathan Palmer, Zakspeed 861, and Christian Danner, Arrows A8 BMW.
Philippe Streiff, Tyrrell 015 Renault, leads Ayrton Senna, Lotus 98T Renault, Jonathan Palmer, Zakspeed 861, and Christian Danner, Arrows A8 BMW.