The 1970 1000 km Buenos Aires was an endurance sports car event held in Buenos Aires, Argentina with international competitors.[1] [2]
Class winners in bold. Cars failing to complete 70% of the winner's distance marked as Not Classified (NC).
| Pos | Class | No | Team | Drivers | Chassis | Laps |
|---|---|---|---|---|---|---|
| Engine | ||||||
| 1 | P | 10 |  Equipe Matra | Jean-Pierre Beltoise Henri Pescarolo | Matra-Simca MS630/650 | 164 |
| Matra 3.0L V12 | ||||||
| 2 | P | 12 |  Escuderia Nacional | Alex Soler-Roig Jochen Rindt | Porsche 908/02 | 163 |
| Porsche 3.0L Flat-8 | ||||||
| 3 | P | 38 |  A. G. Dean | Tony Dean Eduardo Copello | Porsche 908/02 | 160 |
| Porsche 3.0L Flat-8 | ||||||
| 4 | S | 50 |  Racing Team VDS | Teddy Pilette Nestor García-Veiga | Lola T70 MkIIIB | 157 |
| Chevrolet 4.9L V8 | ||||||
| 5 | P | 40 | Ecurie Evergreen | Alain de Cadenet Carlos Pairetti | Porsche 908/02 | 154 |
| Porsche 3.0L Flat-8 | ||||||
| 6 | P | 6 |  Autodelta SpA | Andrea de Adamich Piers Courage | Alfa Romeo T33/3 | 153 |
| Alfa Romeo 3.0L V8 | ||||||
| 7 | S | 20 | Ecurie Bonnier |  Ronnie Peterson Jorge Cupeiro | Lola T70 MkIIIB | 152 |
| Chevrolet 4.9L V8 | ||||||
| 8 | P | 14 | Escuderia Montjuich | José Juncadella Juan Fernández | Porsche 908/02 | 152 |
| Porsche 3.0L Flat-8 | ||||||
| 9 | P | 34 | Swedish Racing Team |  Hans LaineGijs van Lennep | Porsche 908/02 | 152 |
| Porsche 3.0L Flat-8 | ||||||
| 10 | P | 32 |  International Martini Racing Team | Hans-Dieter Dechent Gerhard Koch | Porsche 908/02 | 151 |
| Porsche 3.0L Flat-8 | ||||||
| 11 | S | 22 | Ulf Norinder | Jackie Oliver Carlos Reutemann | Lola T70 MkIIIB | 151 |
| Chevrolet 4.9L V8 | ||||||
| 12 | S | 44 | Rey Racing | Jacques Rey Edgar Berney | Lola T70 MkIIIB | 136 |
| Chevrolet 4.9L V8 | ||||||
| DNF | S | 18 | Ecurie Bonnier | Jo Bonnier Reine Wisell | Lola T70 MkIIIB | 129 |
| Chevrolet 4.9L V8 | ||||||
| DNF | P | 4 | Autodelta SpA | Nanni Galli Rolf Stommelen | Alfa Romeo T33/3 | 108 |
| Alfa Romeo 3.0L V8 | ||||||
| DNF | P | 36 | German BG Racing Team | Willi Kauhsen Herbert Schultze | Porsche 908/02 | 99 |
| Porsche 3.0L Flat-8 | ||||||
| DNF | S | 42 | Avalon Racing | Barrie Smith Ed Swart | Lola T70 MkIIIB | 75 |
| Chevrolet 4.9L V8 | ||||||
| DNF | S | 28 | David Piper Auto Racing | David Piper Brian Redman | Porsche 917K | 58 |
| Porsche 4.5L Flat-12 | ||||||
| DNF | S | 26 | David Piper Autoracing | Chris Craft Richard Attwood | Lola T70 MkIIIB | 48 |
| Chevrolet 4.9L V8 | ||||||
| DNF | S | 46 | Sid Taylor | Trevor Taylor Peter Gethin | Lola T70 MkIIIB | 33 |
| Chevrolet 4.9L V8 | ||||||
| DNF | P | 2 | Berta | Luis di Palma Carlos Marincovich | Berta LR | 28 |
| Ford Cosworth DFV 3.0L V8 | ||||||
| DNF | S | 24 | Louis Morand | Louis Morand Gérard Pillon | Lola T70 MkIIIB | 28 |
| Chevrolet 4.9L V8 | ||||||
| DNF | S | 16 | Escuderia Montjuich | Pablo Bréa Félix Serra | Ford GT40 | 23 |
| Ford 4.9L V8 | ||||||
| DNF | S | 48 | E.S.C.A. Zitro | Dominique Martin Piers Forester | Ford GT40 | 23 |
| Ford 4.9L V8 | ||||||
| DNF | S | 52 | David Prophet | David Prophet Carlos Pascualini | Lola T70 MkIII | 9 |
| Chevrolet 4.9L V8 | ||||||
| DNS | P | 8 | Jonathan Williams Maurizio Montagnari | Serenissima Mk.168 | - | |
| Serenissima 3.0L V8 | ||||||
| DNS | P | 30 | Sport Cars Broström | Richard Broström Masten Gregory | Porsche 908/02 | - |
| Porsche 3.0L Flat-8 | ||||||