San Marino GP: Alain Prost, McLaren MP4-2 TAG, leads Nelson Piquet, Brabham BT53 BMW, Derek Warwick, Renault RE50, and René Arnoux, Ferrari 126C4.
Alain Prost, McLaren MP4-2 TAG, leads Nelson Piquet, Brabham BT53 BMW, Derek Warwick, Renault RE50, and René Arnoux, Ferrari 126C4.