Spanish GP: Alain Prost, McLaren MP4-4 Honda, leads Nigel Mansell, Williams FW12 Judd, Ayrton Senna, McLaren MP4-4 Honda, Riccardo Patrese, Williams FW12 Judd, Ivan Capelli, March 881 Judd, Alessandro Nannini, Benetton B188 Ford, Gerhard Berger, Ferrari F1/87-88C, and Michele Alboreto, Ferrari F1/87-88C.
Alain Prost, McLaren MP4-4 Honda, leads Nigel Mansell, Williams FW12 Judd, Ayrton Senna, McLaren MP4-4 Honda, Riccardo Patrese, Williams FW12 Judd, Ivan Capelli, March 881 Judd, Alessandro Nannini, Benetton B188 Ford, Gerhard Berger, Ferrari F1/87-88C, and Michele Alboreto, Ferrari F1/87-88C.