1971 - Buenos Aires 1000 km

10 January 1971 - Autódromo Municipal-Avenida Paz, Buenos Aires (Argentina)

Jo Siffert and Derek Bell win in a Porsche 917 K

Overall - 1st, 2nd : S - 1st, 2nd

No.	Car	#	Class	Drivers	Entrant	Pos	Class	Grid	Notes
30	Porsche 917 K	917-014	S	Jo Siffert (CH)/Derek Bell (GB)	J. W. Automotive (GB)	1st	1st	3rd	165 laps
32	Porsche 917 K	917-015	S	Pedro Rodríguez (MEX)/Jackie Oliver (GB)	J. W. Automotive (GB)	2nd	2nd	1st	164 laps
34	Porsche 917 K	917-025	S	Dominique Martin (CH)/Pablo Bréa (RA)	Zitro Racing	10th	7th	18th	145 laps
48	Porsche 917 K	917-022	S	Reinhold Jöst (D)/Angel Monguzzi (RA)	Team Auto Usdau (CH)	DNF		13th	85 laps - Engine
38	Porsche 917 K	917-023	S	Vic Elford (GB)/Gérard Larrousse (F)	Martini International Racing Team	DSQ		4th	65 laps - Assistance
40	Porsche 908/02 Flunder	908-022	P3.0	Eduardo Copello (RA)/Hans-Dieter Weigel (D)	Auto Usdau (D)	DNF		21st	54 laps - Engine
28	Porsche 917 K	917-018	S	Emerson Fittipaldi (BR)/Carlos Reutemann (RA)	Escuderia Nacional CS (E)	DNF		11th	43 laps - Clutch
36	Porsche 917 K	917-019	S	Helmut Marko (A)/Gijs van Lennep (NL)	Martini International Racing Team (D)	DNF		10th	2 laps - Engine