Race Result
| GP n. 298 - 15/01/1978 - Grand Prix of Argentina Autodromo Oscar Alferedo Galvez |
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| Winner: | Mario Andretti / Lotus-Ford - 1:37'04.47 | ||||||
| Pole Position: | Mario Andretti / Lotus-Ford - 1:47.75 | ||||||
| Fastest Lap: | Gilles Villeneuve / Ferrari - 1:49.76 | ||||||
| Pos | Nš | Driver | Constructor | Laps | Time/Retired | Grid | Points |
| 1 | 5 |  Mario Andretti |
Lotus-Ford | 52 | 1:37'04.47 | 1 | 9 |
| 2 | 1 |  Niki Lauda |
Brabham-Alfa Romeo | 52 | + 13.21 | 5 | 6 |
| 3 | 4 |  Patrick Depailler |
Tyrrell-Ford | 52 | + 13.64 | 10 | 4 |
| 4 | 7 |  James Hunt |
McLaren-Ford | 52 | + 16.05 | 6 | 3 |
| 5 | 6 |  Ronnie Peterson |
Lotus-Ford | 52 | + 1'14.85 | 3 | 2 |
| 6 | 8 | Patrick Tambay |
McLaren-Ford | 52 | + 1'19.90 | 9 | 1 |
| 7 | 11 |  Carlos Reutemann |
Ferrari | 52 | + 1'22.60 | 2 | 0 |
| 8 | 12 |  Gilles Villeneuve |
Ferrari | 52 | + 1'38.88 | 7 | 0 |
| 9 | 14 |  Emerson Fittipaldi |
Fittipaldi-Ford | 52 | + 1'40.60 | 17 | 0 |
| 10 | 20 |  Jody Scheckter |
Wolf-Ford | 52 | + 1'43.50 | 15 | 0 |
| 11 | 9 |  Jochen Mass |
ATS-Ford | 52 | + 1'49.07 | 13 | 0 |
| 12 | 10 | Jean Pierre Jarier |
ATS-Ford | 51 | + 1 lap | 11 | 0 |
| 13 | 30 | Brett Lunger |
McLaren-Ford | 51 | + 1 lap | 24 | 0 |
| 14 | 3 | Didier Pironi |
Tyrrell-Ford | 51 | + 1 lap | 23 | 0 |
| 15 | 17 |  Clay Regazzoni |
Shadow-Ford | 51 | + 1 lap | 16 | 0 |
| 16 | 26 | Jacques Laffite |
Ligier-Matra | 50 | engine | 8 | 0 |
| 17 | 16 | Hans Joachim Stuck |
Shadow-Ford | 50 | + 2 laps | 18 | 0 |
| Ret | 19 |  Vittorio Brambilla |
Surtees-Ford | 50 | + 2 laps | 12 | 0 |
| Ret | 2 | John Watson |
Brabham-Alfa Romeo | 41 | engine | 4 | 0 |
| Ret | 27 |  Alan Jones |
Williams-Ford | 36 | fuel system | 14 | 0 |
| Ret | 22 | Danny Ongais |
Ensign-Ford | 35 | distributor | 21 | 0 |
| Ret | 23 | Lamberto Leoni |
Ensign-Ford | 28 | engine | 22 | 0 |
| Ret | 37 | Arturo Merzario |
Merzario-Ford | 9 | differential | 20 | 0 |
| Ret | 18 | Rupert Keegan |
Surtees-Ford | 4 | overheating | 19 | 0 |
| Dnq | 24 | Divina Galica |
Hesketh-Ford | did not qualify | 0 | ||
| Dnq | 25 |  Hector Rebaque |
Lotus-Ford | did not qualify | 0 | ||
| Dnq | 32 | Eddie Cheever |
Theodore-Ford | did not qualify | 0 | ||