Round 4

San Marino

Weekend schedule

Pos	No.	Driver	Team	Lap	Time	Avg. Speed
01	6	Riccardo Patrese	Brabham	47	1:34.437	192.128
02	27	Patrick Tambay	Ferrari	47	1:35.516	189.958
03	5	Nelson Piquet	Brabham	33	1:36.306	188.399
04	28	René Arnoux	Ferrari	35	1:36.423	188.171
05	15	Alain Prost	Renault	13	1:36.833	187.374
06	22	Andrea de Cesaris	Alfa Romeo	24	1:37.214	186.640
07	29	Marc Surer	Arrows	45	1:37.718	185.677
08	1	Keke Rosberg	Williams	45	1:37.836	185.453
09	25	Jean-Pierre Jarier	Ligier	33	1:38.026	185.094
10	23	Mauro Baldi	Alfa Romeo	51	1:38.063	185.024
11	30	Chico Serra	Arrows	44	1:38.366	184.454
12	7	John Watson	McLaren	53	1:38.380	184.428
13	2	Jacques Laffite	Williams	27	1:38.463	184.272
14	12	Nigel Mansell	Lotus	24	1:38.466	184.267
15	11	Elio de Angelis	Lotus	14	1:38.615	183.988
16	8	Niki Lauda	McLaren	10	1:38.641	183.940
17	35	Derek Warwick	Toleman	27	1:39.069	183.145
18	3	Michele Alboreto	Tyrrell	8	1:39.438	182.465
19	26	Raul Boesel	Ligier	51	1:39.480	182.388
20	4	Danny Sullivan	Tyrrell	21	1:39.685	182.013
21	31	Corrado Fabi	Osella	19	1:39.692	182.001
22	9	Manfred Winkelhock	ATS	50	1:39.903	181.616
23	36	Bruno Giacomelli	Toleman	16	1:39.917	181.591
24	34	Johnny Cecotto	Theodore	10	1:41.961	177.950
25	33	Roberto Guerrero	Theodore	3	1:44.305	173.951
26	16	Eddie Cheever	Renault	1	1:51.645	162.515