4. Grande Premio de Portugal - FASTEST LAPS

21 Oct 1984 Autódromo do Estoril, Portugal

Pos	No	Driver	Car	Lap	Time
1	8	Niki Lauda LAU	McLaren TAG	51	1:22.996
2	7	Alain Prost PRO	McLaren TAG	39	1:23.452
3	20	Stefan Johansson JOH	Toleman Hart	51	1:24.053
4	27	Michele Alboreto ALB	Ferrari	68	1:24.148
5	12	Nigel Mansell MAN	Lotus Renault	47	1:24.267
6	1	Nelson Piquet PIQ	Brabham BMW	39	1:24.275
7	19	Ayrton Senna SEN	Toleman Hart	46	1:24.373
8	5	Jacques Laffite LAF	Williams Honda	55	1:24.507
9	16	Derek Warwick WAR	Renault	20	1:25.309
10	15	Patrick Tambay TAM	Renault	37	1:25.506
11	6	Keke Rosberg ROS	Williams Honda	37	1:25.667
12	11	Elio de Angelis DEA	Lotus Renault	45	1:25.680
13	28	Rene Arnoux ARN	Ferrari	53	1:25.711
14	23	Eddie Cheever CHE	Alfa Romeo	33	1:26.020
15	22	Riccardo Patrese PAT	Alfa Romeo	43	1:26.173
16	2	Manfred Winkelhock WIN	Brabham BMW	63	1:26.404
17	14	Gerhard Berger BER	ATS BMW	59	1:26.601
18	26	Andrea de Cesaris DEC	Ligier Renault	36	1:26.806
19	33	Philippe Streiff STR	Renault	43	1:26.874
20	30	Jo Gartner GAR	Osella Alfa Romeo	58	1:27.169
21	18	Thierry Boutsen BOU	Arrows BMW	24	1:27.725
22	21	Mauro Baldi BAL	Spirit Ford	48	1:27.772
23	24	Piercarlo Ghinzani GHI	Osella Alfa Romeo	42	1:28.410
24	17	Marc Surer SUR	Arrows BMW	7	1:28.635
25	25	Francois Hesnault HES	Ligier Renault	19	1:29.219
26	10	Jonathan Palmer PAL	RAM Hart	6	1:30.711
31	9	Philippe Alliot ALL	RAM Hart	2	1:35.542