Grand Prix of Portugal 1984 Published 29. June 2018 Circuit Estoril Date 21.10.1984 Laps 70 Distance 304,500 km / 189,210 miles No Driver Ferrari S/N Team Result 27 Michele Alboreto 126 C4 074 Scuderia Ferrari 4. 28 René Arnoux 126 C4 M2 077 Scuderia Ferrari 9.