Portuguese GP: Piercarlo Ghinzani, Ligier JS29C Megatron, leads Philippe Streiff, Tyrrell DG016 Ford, Alex Caffi, Osella FA1I Alfa Romeo, Jonathan Palmer, Tyrrell DG016 Ford, and Franco Forini, Osella FA1G Alfa Romeo.
Piercarlo Ghinzani, Ligier JS29C Megatron, leads Philippe Streiff, Tyrrell DG016 Ford, Alex Caffi, Osella FA1I Alfa Romeo, Jonathan Palmer, Tyrrell DG016 Ford, and Franco Forini, Osella FA1G Alfa Romeo.