Portuguese GP: Eddie Cheever, Arrows A10B Megatron, leads Ayrton Senna, McLaren MP4-4 Honda, and Gabriele Tarquini, Coloni FC-188 Ford.
Eddie Cheever, Arrows A10B Megatron, leads Ayrton Senna, McLaren MP4-4 Honda, and Gabriele Tarquini, Coloni FC-188 Ford.