South American Formula Libre/Temporada Races 1946-1952

These Formula Libre races, in which everything from home built specials to contemporary Grand Prix cars were enterred, were the series in which the likes of Juan Manuel Fangio honed their skills. What follows is a list of results of these results, thanks to the efforts of Jimmy Piget, Tony Kaye, Felix Muelas et al - it is not complete, but it is as complete as can be made at the moment.

Click on the years in the table below to go to the races which occurred that year. From there you can click on the name of the race to go direct to the result.

19461947 19481949 19501951 1952

1946

II Grande Prêmio Da Gávea

6 October 1946 - Gávea: 165 km (11 km x 15 laps)

1 Chico Landi (BR) F. Landi Alfa Romeo 308 (3.0 sc) 2h04, 80 kph Fastest Lap: n/a Did Not Finish Tazio Nuvolari (I) Scuderia Milano Maserati 4CL (1.5 sc) DNA Luigi Villoresi (I) Scuderia Milano Maserati 4CL (1.5 sc) DNA Achille Varzi (I) Scuderia Milano Maserati 4CL (1.5 sc) DNA Arialdo Ruggeri (I) Scuderia Milano Maserati 4CL (1.5 sc) DNA Enrico Platé (I) Scuderia Milano Maserati 4CL (1.5 sc) DNA Giacomo Palmieri (I) Scuderia Milano Maserati 4CL (1.5 sc) DNA Carlo Pintacuda (I) Scuderia Milano Maserati 4CL (1.5 sc) N.B. - A large fine was levied on the European drivers who did not arrive

1947

9 FebI Gran Premio del General Juan Perón
16 FebI Gran Premio de Eva Duarte Perón
23 FebI Copa Acción de San Lorenzo
20 MarCuidad de Rafaela
30 MarII Grande Prêmio de Interlagos
21 AprVIII Grande Prêmio da Cidade de Rio de Janeiro
13 JulSemana de Bell Ville
17 AugCircuito de Montevideo
21 SepCircuito de Mar del Plata

500 Millas de Rafaela

I Gran Premio del General Juan Perón

9 February 1947 - Retiro, Buenos Aires: 120.5 km (2.41 km x 50 laps)

1 Luigi Villoresi (I) Scuderia Ambrosiana Maserati 4CL 1583 (1.5 sc) 1h04m11, 112.63 kph 2 Achille Varzi (I) Écurie Naphtra Course Alfa Romeo 308 (3.0 sc) 1h04m12 3 Chico Landi (BR) F. Landi Alfa Romeo 308 (3.0 sc) 49 laps 4 Giacomo Palmieri (I) Scuderia Milano Maserati 6CM (1.5 sc) 48 laps 5 Pablo Pessatti (RA) ? Alfa Romeo 8C-35 (3.8 sc) 48 laps 6 Italo Bizio (RA) Alfa Romeo 2900A (3.1 sc) Fastest Lap: Luigi Villoresi, 1m06s Did Not Finish "Raph" (F) Écurie Naphtra Course Maserati 6C (1.5 sc) 16 laps Oscar Gálvez (RA) YPF/Cerveza Quilmes Alfa Romeo 308 50017 (3.8 sc) 10 laps/engine Carlo Pintacuda (I) Scuderia Milano Maserati 4CL (1.5 sc) Enrico Platé (I) Scuderia Milano Maserati 4CL (1.5 sc) DNS Juan Gálvez (RA) Alfa Romeo (3.2 sc) Francisco Galligan (RA) ? Maserati 6CM (1.5 sc) Pascual Poupolo (RA) Maserati 8CL 3034 (3.0 sc) Achille Varzi (I) A.Varzi Maserati 4CL (1.5 sc) DNS * Bignani (?) Maserati 6CM (1.5 sc) ? Clemar Bucci (RA) Cadillac ? ? Plymouth ? * - Replaced Wimille in Naphtra Course Alfa Romeo

I Gran Premio de Eva Duarte Perón

16 February 1947 - Retiro, Buenos Aires: 120.5 km (2.41 km x 50 laps)

1 Luigi Villoresi (I) Scuderia Ambrosiana Maserati 4CL 1583 (1.5 sc) 1h05m09.5, 111.83 kph 2 Pablo Pessatti (RA) ? Alfa Romeo 8C-35 (3.8 sc) 1h05m27.5 3 Giacomo Palmieri (I) Scuderia Milano Maserati 6CM (1.5 sc) 1h06m11.5 4 Italo Bizio (RA) Alfa Romeo 8C 2900A (3.1 sc) 48 laps 5 Chico Landi (BR) F. Landi Alfa Romeo 308 (3.0 sc) 47 laps 6 "Raph" (F) Écurie Naphtra Course Maserati 6C (1.5 sc) 7 Juan Gálvez (RA) Alfa Romeo (3.2 sc) Fastest Lap: n/a Did Not Finish Achille Varzi (I) Écurie Naphtra Course Alfa Romeo 308 (3.0 sc) 29 laps/Valve Oscar Gálvez (RA) YPF/Cerveza Quilmes Alfa Romeo 308 50017 (3.8 sc) Suspension Carlo Pintacuda (I) Scuderia Milano Maserati Enrico Platé (I) Scuderia Milano Maserati 4CL

I Copa Acción de San Lorenzo

23 February 1947 - Parque Independencia, Rosario: 140.8 km (2.82 km x 50 laps)

1 Achille Varzi (I) Écurie Naphtra Course Alfa Romeo 308 (3.0 sc) 1h33m03.6, 90.02 kph 2 Luigi Villoresi (I) Scuderia Ambrosiana Maserati 4CL 1583 (1.5 sc) 1h33m04 3 Oscar Gálvez (RA) YPF/Cerveza Quilmes Alfa Romeo 308 50017 (3.8 sc) 49 laps 4 Chico Landi (BR) F.Landi Alfa Romeo 308 (3.0 sc) 48 laps 5 Juan Galvez (RA) Alfa Romeo (3.0 sc) 47 laps 6 Juan Manuel Fangio (RA) Ford-Chevrolet * Fastest Lap: n/a Did Not Finish "Raph" (F) Écurie Naphtra Course Maserati 6C (1.5 sc) Pascual Puopolo (RA) Italo Bizio (RA) Alfa Romeo 8C-2900A (3.1 sc) Pablo Pessatti (RA) ? Alfa Romeo 8C-35 (3.8 sc) Giacomo Palmieri (I) Scuderia Milano Maserati 6CM (1.5 sc) Pablo Llano (RA) ? Maserati 6CM? (1.5 sc) * Ford Model-T chassis with a 6 cylinder Chevrolet engine

Cuidad de Rafaela

20 March 1947 - Rafaela: 85.6 km (2.14 km x 40 laps)

1 Oscar Galvez (RA) YPF/Cerveza Quilmes Alfa Romeo 308 50017 (3.8 sc) 53m21, 96.31 kph 2 Italo Bizio (RA) Alfa Romeo 8C-2900A (3.1 sc) 54m36 3 Juan Galvez (RA) Alfa Romeo (3.2 sc) 39 laps 4 Mario Sessarego (RA) Chevrolet 37 laps 5 Ernesto Nanni (?) Ford 36 laps Fastest Lap: n/a

II Grande Prêmio de Interlagos

30 March 1947 - Interlagos: 161.1 km (8.06 km x 20 laps)

1 Achille Varzi (I) Écurie Naphtra Course Alfa Romeo 308 (3.0 sc) 1h00m19, 159.10 kph 2 Chico Landi (BR) F. Landi Alfa Romeo 308 (3.0 sc) 3 Gino Bianco (BR) Maserati Fastest Lap: n/a Did Not Finish Luigi Villoresi (I) Scuderia Ambrosiana Maserati 4CL 1583 (1.5 sc) Crash "Raph" (F) Écurie Naphtra Course Maserati 6C (1.5 sc) Carlo Pintacuda (I) Scuderia Milano Maserati 4CL (1.5 sc) Nâno Da Silva Ramos (BR) M.G. TC ? António Parra (BR) ? Henrique Casini (BR) ? Fernandez Lages (BR) ? Benedito Lopes (BR) ?

VIII Grande Prêmio da Cidade de Rio de Janeiro

21 April 1947 - Gávea: 161.7 km (10.78 km x 15 laps)

1 Chico Landi (BR) F. Landi Alfa Romeo 308 (3.0 sc) 2h03m14.5, 78.72 kph 2 Luigi Villoresi (I) Scuderia Ambrosiana Maserati 4CL 1583 (1.5 sc) 2h09m07.4 3 "Raph" (F) Écurie Naphtra Course Maserati 6C (1.5 sc) 14 laps 4 Hélio Ramos (BR) Maserati 14 laps Fastest Lap: n/a Did Not Finish Achille Varzi (I) Écurie Naphtra Course Alfa Romeo 308 (3.0 sc) 6 laps Gino Bianco (BR) Maserati Ruben Abrunhosa (BR) Henrique Cassini (BR) Santa Mauro (?) Qualifying (2-2) 1 Luigi Villoresi Maserati 4CL 7m26.1 2 Chico Landi Alfa Romeo 308 7m30.5 3 Gino Bianco Maserati 8m12 4 Santa Mauro 5 Ruben Abrunhosa 6 Hélio Ramos 7 Achille Varzi Alfa Romeo 308 11m36 N.B. - Race originally scheduled for 20 laps

Semana de Bell Ville

13 July 1947 - Bell Ville: 111.4 km (3.71 km x 30 laps)

1 Oscar Galvez (RA) YPF/Ceveza Quilmes Alfa Romeo 308 50017 (3.8 sc) 1h09m28, 87.58 kph 2 Pablo Gulle (RA) Hudson 29 laps 3 Mario Sessarego (RA) Chevrolet 29 laps 4 Pascual Puopolo (RA) Maserati 8CL 3034 (3.0 sc) 28 laps 5 Juan Manuel Fangio (RA) Volpi-Rickenbacker 28 laps Fastest Lap: n/a Did Not Finish Pablo Pessatti (RA) Alfa Romeo 8C-35 (3.8 sc) Victorio Rosa (RA) Maserati (1.5 sc) Pablo Llano (RA) Maserati (1.5 sc) Juan Galvez (RA) Alfa Romeo (3.2 sc) Italo Bizio (RA) Maserati (1.5 sc)

Circuito de Montevideo

17 August 1947 - Circuito Playa Ramirez: 55.5 km (1.85 km x 30 laps)

1 Oscar Galvez (RA) YPF/Cerveza Quilmes Alfa Romeo 308 50017 (3.8 sc) 30 laps, 100.80 kph 2 Victorio Rosa (RA) Maserati (1.5 sc) 30 laps 3 Ernesto Nanni (?) 4 Carlos Fortunati Firpo (RA) Fastest Lap: n/a Did Not Finish Juan Manuel Fangio (RA) Volpi-Chevrolet Crash Pablo Llano (RA) Maserati (1.5 sc) 11 laps Juan Galvez (RA) Alfa-Romeo (3.2 sc) 1 lap Pascual Puopolo (RA) Maserati 8CL 3034 (3.0 sc) DNS Eitel Cantoni (ROU) Maserati (1.5 sc) DNS/valves

Circuito de Mar del Plata

21 September 1947 - Circuito de Playa Grande, Mar del Plata: 106.7 km (2.13 km x 50 laps)

1 Oscar Galvez (RA) Alfa Romeo 308 50017 (3.8 sc) 0h59m04, 108.32 kph 2 Victorio Rosa (RA) Maserati (1.5 sc) 0h59m17 3 Pablo Pessatti (RA) Alfa Romeo 8C-35 (3.8 sc) 1h00m17 4 Italo Bizio (RA) Alfa Romeo 8C-2900A (2.9 sc) 49 laps 5 Juan Manuel Fangio (RA) Volpi-Chevrolet 48 laps 6 Ernesto Nanni (?) Ford V8 7 Carlos Fortunati Firpo (?) Ford V8 Fastest Lap: n/a Did Not Finish Pascual Puopolo (RA) Maserati 8CL 3034 (3.0 sc) Out of fuel Pablo Llano (RA) Maserati (1.5 sc) Engine Justo Escobar (?) Maserati (1.5 sc) Flagged, unsafe driving Qualifying (3-2-3) 1 Ital Bizio Alfa Romeo 8C-35 1m08.8 2 Oscar Galvez Alfa Romeo 308 1m09.0 3 Victorio Rosa Maserati 1m09.2 4 Pablo Pessatti Alfa Romeo 8C-35 1m10.0 5 Pascual Puopolo Maserati 8CL 1m11.6 Justo Escobar Maserati 1m25.4 N.B. - Galvez drove with his right foot in plaster, having broken his ankle three days previously.

500 Millas de Rafaela

? 1947 - San Francisco: ? km (? km x 68 laps)

1 Pablo Gulle (?) Bugatti-Ford* 5h15m18.7, 153.00 kph 2 Ernesto Blanco (?) Reo 67 laps 3 Ernesto Nanni (?) Hudson 66 laps 4 Gabriel Sagrera (?) Reo 65 laps 5 Mario Sessarego (?) Chevrolet 65 laps 6 Carlos Goicoechea (?) Mercedes-Benz 61 laps Fastest Lap: n/a Did Not Finish Pablo Pessatti (RA) Alfa Romeo 8C-35 (3.8 s c) Engine Angel Garabatto (?) Reo Connecting rods Jose Fanto (?) Mercedes-Benz SSK Hipolito Bolcatto (?) Fatal crash Galvez (?) Scandroglio (?) * - Bugatti Chassis with a Ford V8 engine

1948

17-18 JanII Gran Premio del General Juan Perón y de la Ciudad de Buenos Aires
25 JanI Gran Premio Internacional del General San Martín
1 FebII Copa Acción de San Lorenzo
14 FebII Gran Premio de Eva Duarte Perón
21 MarIII Grande Prêmio de Interlagos
28 Mar100 Millas Playas de Necochea
25 AprIX Grande Prêmio da Cidade de Rio de Janeiro

II Gran Premio del General Juan Perón y de la Ciudad de Buenos Aires

17-18 January 1948 - Parco Palermo, Buenos Aires: 121.6 km Final (4.86 km x 25 laps)
2x72.9 km Heats (4.86 km x 15 laps)

Heat 1 1 Luigi Villoresi (I) Scuderia Milano Maserati 4CL 1586 (1.5 sc) 40m57.1, 106.92 kph 2 Achille Varzi (I) A. Varzi Alfa Romeo 12C-37 51204 (4.6sc) 41m28.7 3 Pascual Puopolo (RA) San Isidoro Maserati 8CL 3034 (3.0 sc) 41m45.7 4 Juan Manuel Fangio (RA) A.C.A. Maserati 4CL 1567 (1.5 sc) 43m14.3 5 Andres Fernandez (RA) Maserati 6CM (1.5 sc) 14 laps Fastest Lap: Luigi Villoresi, 2m39.5 (109.81 kph) Did Not Finish Jean-Pierre Wimille (F) Écurie Naphtra Course Alfa Romeo 8C-308 (3.8 sc) 3 laps/Gearbox Eitel Cantoni (ROU) Maserati 4CL (1.5 sc) Juan Manuel Fangio (RA) J.M. Fangio Ford Special (sc) DNS - drove other car Heat 2 1 Nino Farina (I) Scuderia Milano Maserati 8CL 3035 (3.0 sc) 40m35.6, 107.23 kph 2 Oscar Gálvez (RA) O.Gálvez Alfa Romeo 308 50017 (3.8 sc) 40m50.1 3 Chico Landi (BR) F.Landi Alfa Romeo 308 (3.0 sc) 41m34.5 4 Arialdo Ruggeri (I) Scuderia Milano Maserati 4CL (1.5 sc) 43m33.1 5 Victorio Rosa (RA) Maserati (1.5 sc) 14 laps 6 Italo Bizio (RA) Maserati (1.5 sc) 14 laps 7 "Raph" (F) Écurie Naphtra Course Maserati 4CL 1588 (1.5 sc) 13 laps 8 Enrico Platé (I) Scuderia Milano Maserati 4CL (1.5 sc) 12 laps Fastest Lap: Nino Farina, 2m37.6 (111.13 kph) Did Not Finish Oscar Gálvez (RA) A.C.A. Maserati 4CLT (1.5 sc) DNS/engine Juan Gálvez (RA) Alfa Romeo (3.2 sc) Clemar Bucci (RA) Cadillac Special (6.0 sc) Gino Bianco (BR) Ford Special (Bimotor) Final 1 Luigi Villoresi (I) Scuderia Milano Maserati 4CL 1586 (1.5 sc) 1h11m46.6, 101.68 kph 2 Chico Landi (BR) F.Landi Alfa Romeo 308 (3.0 sc) 1h12m24.6 3 Andres Fernández (RA) Maserati 6CM (1.5 sc) 24 laps 4 Arialdo Ruggeri (I) Scuderia Milano Maserati 4CL (1.5 sc) 24 laps 5 Victorio Rosa (RA) Maserati (1.5 sc) 23 laps 6 "Raph" (F) Écurie Naphtra Course Maserati 4CL 1588 (1.5 sc) 21 laps Fastest Lap: Luigi Villoresi, 2m37.4 (111.27 kph) Did Not Finish Oscar Gálvez (RA) O.Gálvez Alfa Romeo 308 50017 (3.8 sc) 7 laps/Ignition Juan Manuel Fangio (RA) A.C.A. Maserati 4CL 1567 (1.5 sc) 4 laps/Ignition Italo Bizio (RA) Maserati (1.5 sc) 3 laps Nino Farina (I) Scuderia Milano Maserati 8CL 3035 (3.0 sc) 3 laps/Brakes Achille Varzi (I) A.Varzi Alfa Romeo 12C-37 51204(4.6 sc) 2 laps/Ignition Pascual Puopolo (RA) San Isidoro Maserati 8CL 3034 (3.0 sc) Enrico Platé (I) Scuderia Milano Maserati 4CL (1.5 sc) Jean Pierre Wimille (F) Équipe Simca-Gordini Gordini 15/Simca Eitel Cantoni (ROU) Maserati 4CL (1.5 sc) Count Gabriele Besana (I) Ferrari 166 SC 002C (2.0) DNA N.B. - The event was postponed by a week from January 10-11 due to torrential rain

I Gran Premio Internacional del General San Martín

25 January 1948 - El Torreón, Mar del Plata: 149.6 km (4.04 km x 37 laps)

1 Nino Farina (I) Scuderia Milano Maserati 8CL 3035 (3.0 sc) 1h24m02.7, 100.20 kph 2 Achille Varzi (I) A. Varzi Alfa Romeo 12C-37 51204(4.6 sc) 1h25m15.0 3 Jean-Pierre Wimille (F) Écurie Naphtra Course Alfa Romeo 308 (3.0 sc) 1h25m51.8 4 Oscar Gálvez (RA) A.C.A. Maserati 4CL (1.5 sc) 36 laps 5 Juan Manuel Fangio (RA) A.C.A. Maserati 4CL 1567 (1.5 sc) 36 laps 6 Italo Bizio (RA) Maserati (1.5 sc) 36 laps 7 Chico Landi (BR) F.Landi Alfa Romeo 308 (3.0 sc) 8 Andres Fernández (RA) Maserati (1.5 sc) 9 Luigi Villoresi (I) Scuderia Milano Maserati 4CL 1586 (1.5 sc) 30 laps Fastest Lap: n/a Did Not Finish Pascual Puopolo (RA) San Isidoro Maserati 8CL 3034 (3.0 sc) Eitel Cantoni (ROU) Maserati 4CL (1.5 sc) Arialdo Ruggeri (I) Scuderia Milano Maserati 4CL (1.5 sc) Victorio Rosa (RA) Maserati (1.5 sc) Enrico Platé (I) Scuderia Milano Maserati 4CL (1.5 sc) DNA "Raph" (F) Équipe Simca-Gordini Gordini 15/Simca DNA Amédée Gordini (F) Équipe Simca-Gordini Gordini 11/Simca DNA Count Gabriele Besana (I) Ferrari 166 SC 002C (2.0) Qualifying 1 Luigi Villoresi Maserati 4CL 2m12.3 2 Nino Farina Maserati 8CL 2m13.8 3 Jean-Pierre Wimille Alfa Romeo 308 2m14.8 4 Juan Manuel Fangio Maserati 4CL 2m15.3 5 Oscar Gálvez Maserati 4CL 6 Italo Bizio Maserati 7 Chico Landi Alfa Romeo 308 8 Achille Varzi Alfa Romeo 12C-37 9 Pascual Puopolo Maserati 8CL 10 Eitel Cantoni Maserati 4CL 11 Andres Fernández Maserati 12 Arialdo Ruggeri Maserati 4CL 13 Victorio Rosa Maserati

II Copa Acción de San Lorenzo

1 February 1948 - Parque Independencia, Rosario: 140.6 km (2.81 km x 50 laps)

1 Jean-Pierre Wimille (F) Équipe Simca-Gordini Gordini 15 0007GC/Simca (1.2) 1h32m27.3, 91.21 kph 2 Chico Landi (BR) F.Landi Alfa Romeo 308 (3.0 sc) 1h34m17.1 3 Luigi Villoresi (I) Scuderia Milano Maserati 4CL 1586 (1.5 sc) 48 laps 4 Pedro Llano (RA) Maserati (1.5 sc) 48 laps 5 Eitel Cantoni (ROU) Maserati (1.5 sc) 46 laps 6 Italo Bizio (RA) Maserati (1.5 sc) 46 laps 7 Andres Fernández (RA) Maserati 6CM (1.5 sc) 46 laps 8 Juan Manuel Fangio (RA) A.C.A. Gordini 11 0004GC/Simca (1.2) 41 laps/Retired/gasket Fastest Lap: Juan Manuel Fangio, 1m48.3 (94.19 kph) Did Not Finish Oscar Gálvez (RA) O.Gálvez Alfa Romeo 308 50017 (3.8 sc) 25 laps/Rear axle Nino Farina (I) Scuderia Milano Maserati 8CL 3035 (3.0 sc) 5 laps/Brakes Victorio Rosa (RA) Maserati (1.5 sc) 8 Achille Varzi (I) A.Varzi Alfa Romeo 12C-37 51204 (4.6 sc) 0 laps/Prop shaft "Raph" (F) Écurie Naphtra-Course Alfa Romeo 308 (3.8 sc) DNA Count Gabriele Besana (I) Ferrari 166SC 002C (2.0) Qualifying 1 Oscar Gálvez Alfa Romeo 308 1m49.0 2 Juan Manuel Fangio Gordini 11 0004GC 1m49.2 3 Luigi Villoresi Maserati 4CL 1m50.1 4 Nino Farina Maserati 8CL 1m50.4 5 Jean-Pierre Wimille Gordini 15 0007GC 1m50.7 6 Chico Landi Alfa Romeo 308 7 Italo Bizio Maserati 8 Victorio Rosa Maserati 9 Pedro Llano Maserati 10 Achille Varzi Alfa Romeo 12C-37 11 Eitel Cantoni Maserati 12 Andres Fernández

II Gran Premio de Eva Duarte Perón

14 February 1948 - Parco Palermo, Buenos Aires: 143.3 km (2.87 km x 50 laps)

1 Luigi Villoresi (I) Scuderia Milano Maserati 4CL 1586 (1.5 sc) 2h15m16.5, 107.89 kph 2 Oscar Gálvez (RA) O.Gálvez Alfa Romeo 308 50017 (3.8 sc) 2h15m55.8 3 "Raph" (F) Écurie Naphtra-Course Maserati 4CL (1.5 sc) 48 laps 4 Pablo Pessatti (RA) P. Pessatti Alfa Romeo 8C-35 (3.8 sc) 47 laps 5 Carlos Fortunati Firpo (RA) Maserati (1.5 sc) 47 laps 6 Benedicto Campos(RA) Écurie Naphtra-Course Maserati 4CL (1.5 sc) 45 laps 7 Victorio Rosa (RA) Maserati (1.5 sc) 41 laps 8 Juan Manuel Fangio (RA) A.C.A. Gordini 11 0004GC/Simca (1.2) Fastest Lap: Luigi Villoresi, 2m33.7 (114.02 kph) Did Not Finish Achille Varzi (I) A.Varzi Alfa Romeo 12C-37 51204(4.6 sc) 37 laps/Electrical Nino Farina (I) Scuderia Milano Maserati 8CL 3035 (3.0 sc) Split fuel tank Pascual Puopolo (RA) San Isidoro Maserati 8CL 3034 (3.0 sc) Crash Chico Landi (BR) F.Landi Alfa Romeo 308 (3.0 sc) Eitel Cantoni (ROU) Maserati 4CL (1.5 sc) Fire Italo Bizio (RA) Alfa Romeo 8C-2900A (3.2 sc) Adriano Malusardi (RA) Alfa Romeo (3.2 sc) Andres Fernández (RA) Maserati (1.5) Jean-Pierre Wimille (F) Équipe Simca-Gordini Gordini 15 0007GC/Simca (1.2) DNA Count Gabriele Besana (I) Ferrari 166 SC 002C (2.0) Qualifying 1 Luigi Villoresi Maserati 4CL 2 Oscar Gálvez Alfa Romeo 308 3 Nino Farina Maserati 8CL 4 Achille Varzi Alfa Romeo 12C-37 5 Pascual Puopolo Maserati 8CL 6 Chico Landi Alfa Romeo 308 7 Juan Manuel Fangio Gordini 11 0004GC 8 Benedicto Campos Maserati 4CL 9 Italo Bizio Alfa Romeo 8C-2900A 10 Pablo Pessatti Alfa Romeo 8C-35 11 Carlos Fortunati Firpo Maserati 12 Adriano Malusardi Alfa Romeo 13 Victorio Rosa Maserati 14 Andres Fernández Maserati 15 "Raph" Maserati 4CL 16 Eitel Cantoni Maserati 4CL

III Grande Prêmio de Interlagos

21 March 1948 - Interlagos: 201.4 km (8.06 km x 25 laps)

1 Chico Landi (BR) F.Landi Alfa Romeo 308 (3.0 sc) 1h38m59, 122.07 kph 2 "Raph" (F) Écurie Naphtra Course Alfa Romeo 308 (3.0 sc) 3 Benedito Lopes (BR) Maserati 4 ? 5 Andres Fernández (RA) Maserati 6CM (1.5 sc) Fastest Lap: n/a Did Not Finish Carlo Pintacuda (I) &Eavute;curie Naphtra Course Maserati 4CL (1.5 sc) Count Gabriele Besana (I) Ferrari 166 SC 002C (2.0) Achille Varzi A.Varzi Alfa Romeo 12C-37 51204(4.6 sc) Race was originally scheduled for 15 February, but was postponed to 4 April, then brought forward to March 7, and finally run on 21 March.

100 Millas Playas de Necochea

28 March 1948 - Necochea Beach: 159.6 km (3.19 km x 50 laps)

1 Oscar Gálvez (RA) O.Gálvez Alfa Romeo 308 50017 (3.8 sc) 1h26m12, 112.00 kph 2 Adriano Malusardi (RA) Alfa Romeo (3.2 sc) 49 laps 3 Juan Manuel Fangio (RA) Volpi-Chevrolet 49 laps 4 Ernesto Tornquist (RA) Graham 46 laps 5 Angel Pascuali (?) Mercury Bimotor 46 laps 6 Villeneuve (?) Chevrolet 9 Fastest Lap: n/a Did Not Finish Roasenda (?) Palacios (?) Jose Fanto (?) Mario Sessarego (?) Carlos Haristeguy (?) Hoers (?) Qualifying (2-2) 1 Oscar Gálvez Alfa Romeo 308 2 Adriano Malusardi Alfa Romeo 3 Juan Manuel Fangio Volpi-Chevrolet 4 Ernesto Tornquist Graham 5 Angel Pascuali Mercury Bimotor 6 Roasenda 7 Palacios 8 Jose Fanto 9 Villeneuve Chevrolet 10 Mario Sessarego 11 Carlos Haristeguy 12 Hoers

IX Grande Prêmio da Cidade de Rio de Janeiro

25 April 1948 - Gávea: 194.04? km (10.78 km x 18? laps)

1 Chico Landi (BR) F.Landi Alfa Romeo 308 (3.0 sc) 2h30m52.3 2 Benedito Lopes (BR) Maserati 3 Aloisio Fontenelle (BR) Alfa Romeo 4 Francisco Credentino (BR) Maserati 5 Osmar Laje (BR) Maserati Fastest Lap: n/a Did Not Finish "Raph" (F) Écurie Naphtra Course Alfa Romeo 8C-308 (3.0 sc) Victorio Rosa (RA) Écurie Naphtra Course Maserati 4CL (1.5 sc) Hélio Ramos (BR) N.B. - Race was scheduled for 18 April, was then brought forward to 22 February, then was postponed once more to 14, then to 11 April and finally run on 25 April!

500 Millas de Rafaela

? 1948 - 804.6 km (8.75 km x 92 laps)

1 Luis Brosutti (?) Mercedes-Benz SSK 4h59m02, 161.46 kph 2 Pablo Gulle (?) Ford-Bugatti 90 laps 3 Emilio Kellenberger (?) Mercury 87 laps 4 Ernesto Blanco (?) Reo 87 laps 5 Cesar Scandroglio (?) Caproni 86 laps Fastest Lap: n/a

1949

30 JanIII Gran Premio del General Juan Perón y de la Ciudad de Buenos Aires
6 FebIII Gran Premio de Eva Duarte Perón
13 FebIII Copa Acción de San Lorenzo
27 FebII Gran Premio Internacional del General San Martín
20 MarSemana de Bell Ville
20 MarIV Grande Prêmio de Interlagos
27 MarX Grande Prêmio da Cidade de Rio de Janeiro
22 Oct500 Millas de Rafaela
18 DecIV Gran Premio del General Juan Perón y de la Ciudad de Buenos Aires

III Gran Premio del General Juan Perón y de la Ciudad de Buenos Aires

30 January 1949 - Parco Palermo, Buenos Aires: 170.3 km (4.87 km x 35 laps)

1 Alberto Ascari (I) Scuderia Ambrosiana Maserati 4CLT 1593 (1.75 sc) 1h30m23.1, 113.02 kph 2 Luigi Villoresi (I) Scuderia Ambrosiana Maserati 4CLT 1594 (1.75 sc) 1h31m04.1 3 Oscar Gálvez (RA) O.Gálvez Alfa Romeo 308 50017 (3.8 sc) 1h32m55 4 Juan Manuel Fangio (RA) A.C.A. Maserati 4CLT 1599 (1.5 sc) 34 laps 5 "B. Bira" (T) White Mouse Maserati 4CLT 1598 (1.5 sc) 31 laps 6 Victorio Rosa (RA) Maserati 29 laps 7 Adriano Malusardi (RA) A.C.A. Maserati 4CLT 1600 (1.5 sc) 25 laps/Retired 8 Benedicto Campos (RA) A.C.A. Maserati 4CL 1580 (1.5 sc) 6 laps/Retired/Crash Fastest Lap: Ascari & Villoresi, 2m32.4 (114.85 kph) Did Not Finish Nino Farina (I) Scuderia Ferrari Ferrari 125C F1 04C (2.0 sc) Supercharger Reg Parnell (GB) Scuderia Ambrosiana Maserati 4CLT 1596 (1.5 sc) 4 laps/Engine Ernesto Tornquist (RA) 4 laps/Engine Jean-Pierre Wimille (F) Équipe Simca-Gordini Gordini 15 0010 GC/Simca (1.4) DNS/fatal practice accident Amédée Gordini (F) Équipe Simca-Gordini Gordini 15 0007 GC/Simca (1.4) Entry withdrawn Chico Landi (BR) F.Landi Maserati 4CL (1.5 sc) DNS Eitel Cantoni (ROU) Maserati 4CL (1.5 sc) Pascual Puopolo (RA) San Isidoro Maserati 8CL 3034 (3.0 sc) Pablo Pessatti (RA) P.Pessatti Alfa Romeo 8C-35 (3.8 sc) Fatal accident? Pedro Llanos (RA) Juan Gálvez (RA) Alfa Romeo modificada (3.2 sc) Clemar Bucci (RA) Alfa Romeo 12C-37 51204(4.6 sc) Emilio Romano (I) Maserati A6 GCS (2.0) Felice Bonetto (I) Cisitalia-Fiat (1.2) Guido Scagliarini (I) Cisitalia-Fiat (1.2) "Raph" (F) Écurie Naphtra-Course Maserati 4CLT 1588 (1.5 sc) DNS Andres Fernández (RA) Maserati? 4CL? (1.5?) Qualifying 1 Alberto Ascari Maserati 4CLT 2m36.8 2 Luigi Villoresi Maserati 4CLT 2m37.3 3 Juan Manuel Fangio Maserati 4CLT 2m37.8 5 "B.Bira" Maserati 4CLT 6 Benedicto Campos Maserati 4CL 7 Eitel Cantoni Maserati 4CL 8 Reg Parnell Maserati 4CLT 9 Pascual Puopolo Maserati 8CL 10 Ernesto Tornquist 11 Victorio Rosa Maserati 12 Oscar Gálvez Alfa Romeo 308 no time 13 Nino Farina Ferrari 125C no time

III Gran Premio de Eva Duarte Perón

6 February 1949 - Parco Palermo, Buenos Aires: 145.9 km (4.86 km x 30 laps)

1 Oscar Gálvez (RA) O.Gálvez Alfa Romeo 308 50017 (3.8 sc) 1h31m04, 96.16 kph 2 Juan Manuel Fangio (RA) A.C.A. Maserati 4CLT 1599 (1.5 sc) 28 laps 3 Eitel Cantoni (ROU) Maserati 4CL (1.5 sc) 27 laps 4 Adriano Malusardi (RA) A.C.A. Maserati 4CLT 1600 (1.5 sc) 27 laps 5 "B.Bira" (T) White Mouse Maserati 4CLT 1598 (1.5 sc) 27 laps 6 Alberto Ascari (I) Scuderia Ambrosiana Maserati 4CLT 1593 (1.5 sc) 25 laps/engine Fastest Lap: Villoresi, 2m50.7 (102.60 kph) Did Not Finish Luigi Villoresi (I) Scuderia Ambrosiana Maserati 4CLT 1594 (1.5 sc) 11 laps/Carburetor Nino Farina (I) Scuderia Ferrari Ferrari 125C F1 04C (2.0 sc) Crash Reg Parnell (GB) Scuderia Ambrosiana Maserati 4CLT 1596 (1.5 sc) 10 laps/Radiator Benedicto Campus(RA) A.C.A. Maserati (1.5 sc) Oil pipe Qualifying (4-3-4) 1 Luigi Villoresi Maserati 4CLT 2m30.2 2 Juan Manuel Fangio Maserati 4CLT 2m33.0 3 Alberto Ascari Maserati 4CLT 2m33.3 4 "B.Bira" Maserati 4CLT N.B. - Race shortened from 35 laps due to rain.

III Copa Acción de San Lorenzo

13 February 1949 - Parque Independencia, Rosario: 140.6 km (2.81 km x 50 laps)

1 Nino Farina (I) Scuderia Ferrari Ferrari 125C F1 04C (2.0 sc) 1h48m18.8, 77.80 kph 2 Reg Parnell (GB) Scuderia Ambrosiana Maserati 4CLT 1596 (1.5 sc) 1h48m50.2 3 Alberto Ascari (I) Scuderia Ambrosiana Maserati 4CLT 1593 (1.5 sc) 1h50m10.7 4 Luigi Villoresi (I) Scuderia Ambrosiana Maserati 4CLT 1594 (1.5 sc) 49 laps 5 Benedicto Campos(RA) Équipe Simca-Gordini Gordini 15 0010 GC/Simca (1.4) 48 laps 6 Eitel Cantoni (ROU) Maserati 4CL (1.5 sc) 7 Oscar Gálvez (RA) O.Gálvez Alfa Romeo 308 (3.8 sc) Fastest Lap: Luigi Villoresi, 2m02 (83 kph) Did Not Finish Juan Manuel Fangio (RA) Équipe Simca-Gordini Gordini 15 0007 GC/Simca (1.4) 0 laps/accident Clemar Bucci (RA) Alfa Romeo 12C-37 51204(4.5 sc) 0 laps/accident "B. Bira" (T) White Mouse Maserati 4CLT 1598 (1,5 sc) Adriano Malusardi (RA) A.C.A. Maserati 4CLT 1600 (1.5 sc) Ernesto Tornquist (RA) Crash Qualifying 1 Luigi Villoresi Maserati 4CLT 1m42 2 Nino Farina Ferrari 125C 3 Alberto Ascari Maserati 4CLT 4 Oscar Gálvez Alfa Romeo 308

II Gran Premio Internacional del General San Martín

27 February 1949 - El Torreón, Mar del Plata: 141.5 km (4.04 km x 35 laps)

1 Juan Manuel Fangio (RA) A.C.A. Maserati 4CLT 1599 (1.5 sc) 1h16m31.3, 110.54 kph 2 "B.Bira" (T) White Mouse Maserati 4CLT 1598 (1.5 sc) 34 laps 3 Oscar Gálvez (RA) O.Gálvez Alfa Romeo 308 50017 (3.8 sc) 33 laps 4 Italo Bizio (RA) Alfa Romeo 8C-2900A (2.9 sc) 31 laps 5 Andres Fernandez (RA) Maserati 4CL (1.5 sc) 31 laps 6 Ernesto Tornquist (RA) Maserati (1.5 sc) 7 Alberto Ascari (I) Scuderia Ambrosiana Maserati 4CLT 1593 (1.5 sc) 27 laps/Engine 8 Luigi Villoresi (I) Scuderia Ambrosiana Maserati 4CLT 1594 (1.5 sc) Retired/bearings Fastest Lap: Luigi Villoresi, 2m05.1 (116.40 kph) Did Not Finish Nino Farina (I) Scuderia Ferrari Ferrari 125C F1 04C (2.0 sc) 8 laps/Oil pump Adriano Malusardi (RA) Alfa Romeo B 50009 (2.9 sc) Fatal accident in practice Eitel Cantoni (ROU) Maserati 4CL (1.5 sc) Crash (one spectator killed) Reg Parnell (GB) Scuderia Ambrosiana Maserati 4CLT 1596 (1.5 sc) Fuel tank Qualifying 1 Luigi Villoresi Maserati 4CLT 2m07.2 2 Juan Manuel Fangio Maserati 4CLT 2m10.4 3 Nino Farina Ferrari 125C 2m10.5 4 Alberto Ascari Maserati 4CLT

Semana de Bell Ville

20 March 1949 - Bell Ville: 130.0 km (3.71 km x 35 laps)

1 Oscar Gálvez (RA) O.Gálvez Alfa Romeo 308 50017 (3.8 sc) 1h16m30, 101.93 kph 2 Clemar Bucci (RA) Alfa Romeo 12C-37 51204(4.6 sc) 33 laps 3 Pascual Puopolo (RA) San Isidoro Maserati 8CL 3034 (3.0 sc) 33 laps 4 Andres Fernandez (RA) Maserati 4CL (1.5 sc) 31 laps 5 Osvaldo Juchet (?) Chevrolet 31 laps Fastest Lap: n/a

IV Grande Prêmio de Interlagos

20 March 1949 - Interlagos: 120.84 km km (8.06 km x 15 laps)

1 Luigi Villoresi (I) Scuderia Ambrosiana Maserati 4CLT 1594 (1.5 sc) 1h20m30.9, 87.30 kph 2 Francisco Marques (BR) Maserati 4CL (1.5 sc) 1h23m50.8 3 Andres Fernandez (RA) Maserati 4CL (1.5 sc) 1h22m51.7 4 Alberto Ascari (I) Scuderia Ambrosiana Maserati 4CLT 1593 (1.5 sc) 5 Chico Landi (BR) F.Credentino Maserati (3.0 sc) Fastest Lap: n/a Did Not Finish Nino Farina (I) Scuderia Ferrari Ferrari 125C F1 04C (2.0 sc) 3 laps/Crash

X Grande Prêmio da Cidade de Rio de Janeiro

27 March 1949 - Gávea: 161.6 km (10.1 km x 16 laps)

1 Luigi Villoresi (I) Scuderia Ambrosiana Maserati 4CLT 1594 (1.5 sc) 1h57m07.6, 82.81 kph 2 Nino Farina (I) Scuderia Ferrari Ferrari 125C F1 04C (2.0 sc) 1h57m59.6 3 Francisco Marques (BR) Maserati 4CL (1.5 sc) 2h03m18.6 4 Aloisio Fontenelle (BR) Alfa Romeo 8C-2300 (2.3 sc) 2h04m46.7 5 Enrique Casini (BR) Alfa Romeo (3.0 sc) 14 laps 6 Annuar de Gioes Daquer (BR) Maserati 13 laps Fastest Lap: n/a Did Not Finish Chico Landi (BR) F.Landi Maserati 4CL (1.5 sc) Alberto Ascari (I) Scuderia Ambrosiana Maserati 4CLT 1593 (1.5 sc) Crash Benedito Lopes (BR) Bugatti (2.3 sc)

500 Millas de Rafaela

22 October 1949 - Rafaela: 804.6 km (8.75 km x 92 laps)

1 Jose Fanto (?) Mercedes-Benz SSK 5h16m11.7, 152.69 kph 2 Ricardo Nasi (?) REO 91 laps 3 Emilio Kellenberger (?) Mercury 90 laps 4 Luis Brosutti (?) Mercedes-Benz SSK 85 laps 5 Desiderio Kuriger (?) Hudson 77 laps 6 Mario Curioli (?) Chevrolet 76 laps 7 Julian Frau (?) Ford 76 laps 8 Otelo Zini (?) Plymouth 75 laps 9 Carlos Haristeguy (?) Riley 74 laps 10 Francisco Piombo (?) 70 laps Fastest Lap: n/a Did Not Finish Italo Bizio (RA) Alfa Romeo 8C 2900A (2.9) Fatal accident Adolfo Scandroglio (?) Fatal accident in practice Mario Sessarego (RA) Cadillac Mario Reibaldi (?) M.Gurlotti (?) Ernesto Blanco (?) Reo Pablo Gulle (?) Ford Goicoechea (?) Qualifying 1 Mario Sessarego Cadillac 2m59.0 2 Italo Bizio Alfa Romeo 8C 2900A 3m00.8 3 Luis Brosutti Mercedes-Benz SSK 3m00.9 4 Ernesto Blanco Reo 3m03.2 5 Ricardo Nasi Reo 3m04.0 6 Jose Fanto Mercedes-Benz SSK 3m04.2 7 Pablo Gulle Ford 3m05.1 N.B. - Ten spectators were killed during this event.

IV Gran Premio del General Juan Perón y de la Ciudad de Buenos Aires

18 December 1949 - Parco Palermo, Buenos Aires: 170.3 km Heat (4.87 km x 35 laps)
73.0 km Heat (4.87 km x 15 laps)

Heat 1 Luigi Villoresi (I) Scuderia Ferrari Ferrari 166 FL C-02 (2.0 sc) 15 laps 2 Alberto Ascari (I) Scuderia Ferrari Ferrari 166 FL C-01 (2.0 sc) 3 Nino Farina (I) Dott G. Farina Maserati 4CLT 1609 (1.7 sc) 4 Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL 013F (2.0 sc) 5 Benedicto Campos (RA) A.C.A. Ferrari 166 C 011F (2.0 sc) 6 Philippe Étancelin (F) P.Étancelin Talbot T26 C 110008 (4.5) 7 Emmanuel de Graffenried (CH) Scuderia Platé Maserati 4CLT 1601 (1.5 sc) 8 Louis Rosier (F) Écurie Rosier Talbot T26 C 110001 (4.5) 9 Dorino Serafini (I) Scuderia Ferrari Ferrari 125 C (1.5 sc) 10 Louis Chiron (MC) Helvetic Maserati 4CLT 1606 (1.7 sc) 11 Clemar Bucci (RA) Alfa Romeo 12C-37 51204(4.6 sc) 12 "B.Bira" (T) Scuderia Platé Maserati 4CLT 1607 (1.7 sc) 13 Froilán González (RA) Maserati 4CLT 1600 (1.5 sc) 14 Oscar Gálvez (RA) Alfa Romeo 308 50017 (3.8 sc) 15 Piero Carini (I) P.Carini Maserati 4CLT 1608 (1.5 sc) 16 Clemente Biondetti (I) L.De Filippis Maserati 4CLT 1603 (1.7 sc) 17 Felice Bonetto (I) Scuderia Milano Milano (1.5 sc) 18 Eitel Cantoni (ROU) Maserati 4CLT (1.5 sc) 19 Peter Whitehead (GB) P.N. Whitehead Ferrari 125 C 10C (1.5 sc) 20 Piero Taruffi (I) Ing P. Taruffi Maserati 4CLT 1610 (1.7 sc) 21 Reg Parnell (GB) Scuderia Ambrosiana Maserati 4CLT 1596 (1.5 sc) Final 1 Alberto Ascari (I) Scuderia Ferrari Ferrari 166 FL C-01 (2.0 sc) 1h29m00.2, 114.83 kph 2 Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL 013F (2.0 sc) 1h29m29.4 3 Luigi Villoresi (I) Scuderia Ferrari Ferrari 166 FL C-02 (2.0 sc) 1h30m38.3 4 Benedicto Campos (RA) A.C.A. Ferrari 166 C 011F (2.0 sc) 34 laps 5 Froilán González (RA) Maserati 4CLT 1600 (1.5 sc) 34 laps 6 "B.Bira" (T) Scuderia Platé Maserati 4CLT 1607 (1.7 sc) 34 laps 7 Emmanuel de Graffenried (CH) Scuderia Platé Maserati 4CLT 1601 (1.5 sc) 33 laps 8 Dorino Serafini (I) Scuderia Ferrari Ferrari 125 C (1.5 sc) 33 laps 9 Clemente Biondetti (I) L.De Filippis Maserati 4CLT 1603 (1.7 sc) 33 laps 10 Peter Whitehead (GB) P.N. Whitehead Ferrari 125 C 10C (1.5 sc) 32 laps 11 Louis Chiron (MC) Helvetic Maserati 4CLT 1606 (1.7 sc) Fastest Lap: Fangio, 2m29.2 (117.39 kph) Did Not Finish Philippe Étancelin (F) P.Étancelin Talbot T26 C 110008 (4.5) 23 laps/Oil pressure Louis Rosier (F) Écurie Rosier Talbot T26 C 110001 (4.5) 14 laps/Brakes Nino Farina (I) Dott G. Farina Maserati 4CLT 1609 (1.7 sc) Piero Taruffi (I) Ing P. Taruffi Maserati 4CLT 1610 (1.7 sc) Felice Bonetto (I) Scuderia Milano Milano (1.5 sc) 8 laps Piero Carini (I) P.Carini Maserati 4CLT 1608 (1.5 sc) Reg Parnell (GB) Scuderia Ambrosiana Maserati 4CLT 1596 (1.5 sc) Oil pressure Clemar Bucci (RA) Alfa Romeo 12C-37 51204(4.6 sc) Oscar Gálvez (RA) Alfa Romeo 308 50017 (3.8 sc) Eitel Cantoni (ROU) Maserati 4CLT (1.5 sc) Juan Manuel Fangio (RA) A.C.A. Maserati 4CLT 1599 (1.5 sc) T car/practice crash Benedicto Campos (RA) A.C.A. Maserati 4CLT 1600 (1.5 sc) T car Manfred von Brauchitsch (D) A.C.A. Maserati 8CL 3034 (3.0 sc) DNS/car uncompetitive Giovanni Bracco (I) Ferrari 166C-08C (2.0) Pascual Puopolo (RA) San Isidoro Maserati 4CLT 1605 (1.5 sc) Victorio Rosa (RA) Maserati Qualifying (4-3-4) - Grid set by results of heat race.

1950

8 JanIV Gran Premio Extraordinario de Eva Duarte Perón
15 JanIII Gran Premio Internacional del General San Martín
22 JanIV Copa Acción de San Lorenzo
28 MayV Grande Prêmio de Interlagos
4 JunQuinta da Boa Vista
11 JunGrande Prêmio de la Gávea
24 SepBoa Vista
1 OctInterlagos
12 NovGran Premio de Paraná
18 DecGran Premio del Presidente Alessandri
24 Dec500 Millas De Rafaela

IV Gran Premio Extraordinario de Eva Duarte Perón

8 January 1950 - Parco Palermo, Buenos Aires: 146.0 km (4.87 km x 30 laps)

1 Luigi Villoresi (I) Scuderia Ferrari Ferrari 166 FL (2.0 sc) 1h18m20.8, 111.01 kph 2 Dorino Serafini (I) Scuderia Ferrari Ferrari 125 C (1.5 sc) 1h18m45.8 3 Clemar Bucci (RA) Alfa Romeo 12C-37 51204(4.6 sc) 1h18m48 4 Juan Manuel Fangio (RA) A.C.A. Ferrari 166 C 011F (2.0 sc) 1h19m01.0 5 Felice Bonetto (I) Scuderia Milano Milano (1.5 sc) 1h19m29.8 6 Nino Farina (I) Dott G. Farina Maserati 4CLT 1609 (1.7 sc) 1h20m08.8 7 Louis Rosier (F) Écurie Rosier Talbot T26 C 110001 (4.5) 1h20m35.0 8 Reg Parnell (GB) Scuderia Ambrosiana Maserati 4CLT 1596 (1.5 sc) 1h20m39.0 9 "B.Bira" (T) Scuderia Platé Maserati 4CLT 1607 (1.5 sc) 1h20m55.8 10 Peter Whitehead (GB) P.N. Whitehead Ferrari 125 -10C (1.5 sc) 29 laps 11 Clemente Biondetti (I) L.De Filippis Maserati 4CLT 1603 (1.7 sc) 29 laps 12 Froilán González (RA) Maserati 4CLT (1.5 sc) Fastest Lap: Luigi Villoresi, 2m28.4 (118.02 kph) Did Not Finish Louis Chiron (MC) Helvetic Maserati 4CLT 1606 (1.5 sc) 23 laps/Transmission Philippe Étancelin (F) P.Étancelin Talbot T26 C 110008 (4.5) 16 laps/Engine Piero Taruffi (I) Ing P.Taruffi Maserati 4CLT 1610 (1.7 sc) Benedicto Campos (RA) A.C.A. Ferrari 166 FL 013F (2.0) Half shaft Alberto Ascari (I) Scuderia Ferrari Ferrari 166 FL (2.0 sc) 5 laps/Overheating Eitel Cantoni (ROU) Maserati 4CL (1.5 sc) Piero Carini (I) P.Carini Maserati 4CLT 1608 (1.5 sc) Emmanuel de Graffenried (CH) Scuderia Platé Maserati 4CLT 1601 (1.7 sc) Pascual Puopolo (RA) San Isidoro Maserati 4CLT 1605 (1.5 sc) Manfred von Brauchitsch (D) L.De Filippis Maserati 4CLT 1603 (1.5 sc) DNS - Car used by Biondetti Oscar Gálvez (RA) Alfa Romeo 308 50017 (3.8 sc) DNA Qualifying: 1 Juan Manuel Fangio Ferrari 166C 2m29.9 2 Alberto Ascari Ferrari 166FL 2m30.4 3 Luigi Villoresi Ferrari 166FL 2m31.5 4 Dorino Serafini Ferrari 125C 2m34.3 5 Nino Farina Maserati 4CLT 2m35.1 6 "B.Bira" Maserati 4CLT 2m35.6 7 Philippe Étancelin Talbot T26C 2m36.1 8 Louis Rosier Talbot T26C 2m36.3 9 Froilán González Maserati 4CLT 2m36.5 10 Benedicto Campos Ferrari 166FL 2m37.0 11 Felice Bonetto Milano 2m37.2 12 Clemar Bucci Alfa Romeo 12C-37 2m37.8 13 Emmanuel de Graffenried Maserati 4CLT 2m38.2 14 Piero Carini Maserati 4CLT 2m38.5 15 Louis Chiron Maserati 4CLT 2m39.1 16 Piero Taruffi Maserati 4CLT 2m39.6 17 Eitel Cantoni Maserati 4CL 2m39.8 18 Reg Parnell Maserati 4CLT 2m40.5 19 Pascual Puopolo Maserati 4CLT 2m43.1 20 Clemente Biondetti Maserati 4CLT 2m45.3 21 Peter Whitehead Ferrari 125-10C 2m45.7

III Gran Premio Internacional del General San Martín

15 January 1950 - El Torreón, Mar del Plata: 149.7 km (4.05 km x 37 laps)

1 Alberto Ascari (I) Scuderia Ferrari Ferrari 166 FL (2.0 sc) 1h20m45.3, 111.20 kph 2 Nino Farina (I) Dott G. Farina Maserati 4CLT 1609 (1.7 sc) 1h21m04.8 3 Piero Taruffi (I) Ing P. Taruffi Maserati 4CLT 1610 (1.7 sc) 1h21m09.1 4 Louis Chiron (MC) Helvetic Maserati 4CLT 1606 (1,5 sc) 36 laps 5 Emmanuel de Graffenried (CH) Scuderia Platé Maserati 4CLT 1601 (1.7 sc) 36 laps 6 Froilán González (RA) Maserati 4CLT (1.5 sc) 36 laps 7 Clemente Biondetti (I) L.De Filippis Maserati 4CLT 1603 (1.7 sc) 36 laps 8 Louis Rosier (F) Ecurie Rosier Talbot T26 C 110001 (4.5) 35 laps 9 "B.Bira" (T) Scuderia Platé Maserati 4CLT 1607 (1.5 sc) 35 laps 10 Reg Parnell (GB) Scuderia Ambrosiana Maserati 4CLT 1596 (1.5 sc) 35 laps 11 Philippe Étancelin (F) P.Étancelin Talbot T26 C 110008 (4.5) 35 laps 12 Piero Carini (I) P.Carini Maserati 4CLT 1608 (1.5 sc) 33 laps Fastest Lap: Luigi Villoresi, 2m04.7 (116.71 kph) Did Not Finish Benedicto Campos (RA) A.C.A. Ferrari 166 C 011F (2.0) 13 laps Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL 013F (2.0sc) 12 laps/accident Luigi Villoresi (I) Scuderia Ferrari Ferrari 166 FL (2,0 sc) 12 laps/accident Dorino Serafini (I) Scuderia Ferrari Ferrari 125 C (1.5 sc) 3 laps Felice Bonetto (I) Scuderia Milano Maserati 4CLT (1.5 sc) 2 laps Eitel Cantoni (ROU) Maserati 4CL (1.5 sc) DNS Pascual Puopolo (RA) San Isidoro Maserati 4CLT 1605 (1.5 sc) DNS Clemar Bucci (RA) Alfa Romeo 12C-37 51204(4.6 sc) DNS Peter Whitehead (GB) P.N.Whitehead Ferrari 125-10C (1,5 s c) DNA Qualifying 1 Alberto Ascari Ferrari 166FL 2m03.7 2 Luigi Villoresi Ferrari 166FL 2m04.2 3 Juan Manuel Fangio Ferrari 166FL 2m04.5 13 Louis Rosier Talbot T26C 2m13.9 15 Philippe Étancelin Talbot T26C 2m36.1

IV Copa Acción de San Lorenzo

22 January 1950 - Parque Independencia, Rosario: 140.80 km (2.82 km x 50 laps)

1 Luigi Villoresi (I) Scuderia Ferrari Ferrari 166 FL (2.0 sc) 1h30m51.6, 92.82 kph 2 Benedicto Campos (RA) A.C.A. Ferrari 166 C 011F (2.0) 1h32m14.5 3 Nino Farina (I) Dott G. Farina Maserati 4CLT 1609 (1.7 sc) 49 laps 4 Reg Parnell (GB) Scuderia Ambrosiana Maserati 4CLT 1596 (1.5 sc) 48 laps 5 Clemar Bucci (RA) Alfa Romeo 12C-37 51204(4.6 sc) 47 laps 6 Philippe Étancelin (F) P.Étancelin Talbot T26 C 110008 (4.5) 47 laps 7 Froilán González (RA) Maserati 4CLT (1.5 sc) 47 laps 8 Eitel Cantoni (ROU) Maserati 4CL (1.5 sc) 47 laps 9 Emmanuel de Graffenried (CH) Scuderia Platé Maserati 4CLT 1601 (1.7 sc) 47 laps 10 Pascual Puopolo (RA) San Isidoro Maserati 4CLT 1605 (1.5 sc) 44 laps Fastest Lap: Juan Manuel Fangio, 1m43.6 (97.71 kph) Did Not Finish Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL 013F (2.0 sc) 16 laps/Engine Alberto Ascari (I) Scuderia Ferrari Ferrari 166 FL (2.0 sc) Overheating Dorino Serafini (I) Scuderia Ferrari Ferrari 125 C (1.5 sc) Piero Taruffi (I) Ing P.Taruffi Maserati 4CLT 1610 (1.7 sc) Clemente Biondetti (I) L.De Filippis Maserati 4CLT 1603 (1.7 sc) Piero Carini (I) P.Carini Maserati 4CLT 1608 (1.5 sc) "B.Bira" (T) Scuderia Platè Maserati 4CLT 1607 (1.5 sc) DNS Felice Bonetto (I) Scuderia Milan Maserati 4CLT (1.5 sc) Louis Chiron (MC) Helvetic Maserati 4CLT 1606 (1.5 sc) DNA (in Monte Carlo Rally) Louis Rosier (F) Écurie Rosier Talbot T26 C 110001 (4,5) DNA (in Monte Carlo Rally) Ernesto Nanni (?) Maserati (1.5 s c) Dns Qualifying (4-3-4) 1 Juan Manuel Fangio Ferrari 166FL 1m43.1 2 Alberto Ascari Ferrari 166FL 1m44.0 3 Nino Farina Maserati 4CLT 1m45.1 4 Piero Taruffi Maserati 4CLT 1m46.2 5 Luigi Villoresi Ferrari 166FL 1m46.6 6 Benedicto Campos Ferrari 166C 1m47.7 7 Emmanuel de Graffenried Maserati 4CLT 1m48.9 8 Felice Bonetto Maserati 4CLT 9 Piero Carini Maserati 4CLT 10 Reg Parnell Maserati 4CLT 11 Philippe Étancelin Talbot T26C 12 Clemente Biondetti Maserati 4CLT 13 Froilán González Maserati 4CLT 14 Eitel Cantoni Maserati 4CL 15 Pascual Puopolo Maserati 4CLT 16 Dorino Serafini Ferrari 125C 17 Clemar Bucci Alfa Romeo 12C-37 Race was originally scheduled for 60 laps, but was reduced to 50 due to the intense heat

V Grande Prêmio de Interlagos

28 May 1950 - Interlagos: ? km (10.1 km x ? laps)

1 Francisco Credentino (BR) Maserati (3.0 sc) Fastest Lap: n/a Did Not Finish "Raph" (F) R.Béthenod Talbot monoplace 90130 boîte

Quinta da Boa Vista

4 June 1950 - Boa Vista: ? km (? km x ? laps)

1 ? Fastest Lap: n/a Did Not Finish "Raph" (F) R.Béthenod Talbot monoplace 90130 boîte

Grande Prêmio de la Gávea

11 June 1950 - Gávea: ? km (10.1 km x ? laps)

1 ? Fastest Lap: n/a Did Not Finish "Raph" (F) R.Béthenod Talbot monoplace 90130 boîte

Boa Vista

24 September 1950 - Boa Vista: ? km (? km x ? laps)

1 Chico Landi (BR) F.Landi Ferrari 125C F1 04C (2.0 sc) Fastest Lap: n/a

Interlagos

1 October 1950 - Interlagos: ? km (10.1 km x ? laps)

1 Chico Landi (BR) F.Landi Ferrari 125C F1 04C (2.0 sc) Fastest Lap: n/a

Gran Premio de Paraná

12 November 1950 - Parque Urquiza, Paraná: 83.4 km (2.78 km x 30 laps)

1 Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL (2.0 sc) 1h06m50, 74.87 kph 2 Froilán González (RA) A.C.A. Ferrari 166 FL (2.0 sc) 1h07m32 3 Alfredo Pian (RA) Maserati 4CLT (1.5 sc) 29 laps 4 Onofre Marimon (RA) Maserati (1.5 sc) 29 laps 5 Hector Niemitz (BR) Alfa-Romeo 8C-2900A (3.2 sc) 29 laps 6 Adolfo Schwelm Cruz (RA) Alfa Romeo (2.3 sc) 7 Pedro Llano (RA)? Simca-Gordini 8 Roberto Mieres (RA) Simca-Gordini Fastest Lap: Juan Manuel Fangio, 1m52.6 (88.10 kph) Did Not Finish Victorio Rosa (RA) Maserati (1.5 sc) Qualifying 1 Juan Manuel Fangio Ferrari 166 FL 1m47s

Gran Premio del Presidente Alessandri

18 December 1950 - Palma, Santiago de Chile: 135 km (2.25 km x 60 laps)

1 Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL 013F (2.0 sc) 1h14m58.2, 108.04 kph 2 Froilán González (RA) A.C.A. Ferrari 166 C 011F (2.0 sc) 1h14m58.8 3 Eitel Cantoni (ROU) Maserati (1.5 sc) 4 Bartholome Ortiz Saenz (RCH) Simca-Gordini 5 Pascual Puopolo (RA) Maserati 4CLT (1.5 sc) 6 Onofre Marimon (RA) Maserati (1.5 sc) Fastest Lap: n/a Did Not Finish Louis Rosier (F) A.C.A. Maserati 4CLT (1.5 sc) 6 laps Suarez (BOL) Maserati (1.5 sc) Alfredo Pian (RA) Maserati 4CLT (1.5 sc) Carlos Menditeguy (RA) Maserati (1.5 sc) Ismael Lopez (RCH) Simca-Gordini Alberto Crespo (RA) Plymouth Jose Lopez (RA) Chevrolet Qualifying 1 Juan Manuel Fangio Ferrari 166FL 1m01.2 3 Froilán González Ferrari 166C

500 Millas De Rafaela

24 December 1950 - Rafaela: 804.6 km (8.75 km x 92 laps)

1 Juan Manuel Fangio (RA) Anthony Lago Talbot T26C 110051 (4.5) 4h32m37.2, 177.10 kph 2 Louis Rosier (F) Anthony Lago Talbot T26C 110054 (4.5) 4h33m59.8 3 Luis Brosutti (RA) Mercedes-Benz SSK 84 laps 4 Gabriel Sagreras (RA) Reo 79 laps 5 Otelo Ziti (?) Plymouth 78 laps 6 Mario Sessarego (?) Cadillac 73 laps 7 Francisco Gonzalvez (?) Ford 72 laps 8 Juan Tamborini (?) Maserati 4CL (1.5 sc) 72 laps 9 N.Cataudella (?) Ford 71 laps 10 F.Piombo (?) Chrysler 65 laps Fastest Lap: 207.99 kph Did Not Finish Froilán González (RA) Anthony Lago Talbot T26C 110052 (4.5) 28 laps/Ignition Jose Fanto (?) Mercedes-Benz Ernesto Blanco (?) Reo Qualifying 1 Juan Manuel Fangio Talbot T26C 2m21.2 2 Froilán González Talbot T26C 2m33.2 3 Louis Rosier Talbot T26C 2m40.9 4 Jose Fanto Mercedes-Benz 2m53.2 5 Luis Brosutti Mercedes-Benz SSK 2m56.0 6 Ernesto Blanco Reo 2m56.6

1951

25 JanVI Grande Prêmio de Interlagos
18 FebV Gran Premio del General Juan Perón y de la Ciudad de Buenos Aires
25 FebV Gran Premio Extraordinario de Eva Duarte Perón
22 AprBoa Vista
13 MayGrande Prêmio de São Paulo

500 Millas de Rafaela

VI Grande Prêmio de Interlagos

25 January 1951 - Interlagos: ? km (10.1 km x ? laps)

1 Chico Landi (BR) F.Landi Ferrari 125C F1 04C (2.0 sc) Fastest Lap: n/a

V Gran Premio del General Juan Perón y de la Ciudad de Buenos Aires

18 February 1951 - Costanera Norte, Buenos Aires: 157.5 km (3.50 km x 45 laps)

1 Froilán González (RA) A.C.A. Ferrari 166 FL 011F (2.0 sc) 1h35m18.9, 100.34 kph 2 Hermann Lang (D) Daimler-Benz Mercedes-Benz W154/163 (3.0 sc) 1h35m35.3 3 Juan Manuel Fangio (RA) Daimler-Benz Mercedes-Benz W154/163 (3.0 sc) 1h36m10.4 4 Oscar Gálvez (RA) A.C.A. Ferrari 166 C 013F (2.0 sc) 44 laps 5 Alfredo Pian (RA) Maserati (1.5 sc) 44 laps 6 Karl Kling (D) Daimler-Benz Mercedes-Benz W154/163 (3.0 sc) 44 laps Fastest Lap: Juan Manuel Fangio, 2m02.4 (103.11 kph) Did Not Finish Clemar Bucci (RA) Alfa Romeo 12C-37 51204(4.6 sc) Carlos Menditeguy (RA) O.Gálvez Alfa Romeo 308 50017 (3.8 sc) Viannini (RA) Viannini Maserati 4CLT 1608 (1.5 sc) Alfredo Pián (RA) Maserati 4CLT 1599 (1.5 sc) Jorge Daponte (RA) Maserati 4CLT 1600 (1.5 sc) Qualifying 1 Juan Manuel Fangio Mercedes-Benz W154/163 1m58.4 2 Karl Kling Mercedes-Benz W154/163 2m00.0 ? Hermann Lang Mercedes-Benz W154/163 2m06 Giuseppe Farina was originally nominated to drive for Mercedes, but was replaced by Fangio at the insistence of the race organizers. Farina lodged a formal complaint with the FIA against the ACA.

V Gran Premio Extraordinario de Eva Duarte Perón

25 February 1951 - Costanera Norte, Buenos Aires: 157.5 km (3.50 km x 45 laps)

1 Froilán González (RA) A.C.A. Ferrari 166 FL 013F (2.0 sc) 1h35m40.6, 98.98 kph 2 Karl Kling (D) Daimler-Benz Mercedes-Benz W154/163 (3.0 sc) 1h37m53.1 3 Hermann Lang (D) Daimler-Benz Mercedes-Benz W154/163 (3.0 sc) 43 laps 4 Jorge Daponte (RA) Maserati (1.5 sc) 43 laps Fastest Lap: Froilán González, 1m58.6 (106.2 kph) Did Not Finish Carlos Menditeguy (RA) O.Gálvez Alfa Romeo 308 50017 (3.8 sc) 36 laps/Fuel pipe Juan Manuel Fangio (RA) Daimler-Benz Mercedes-Benz W154/163 (3.0 sc) 16 laps/Carburation Oscar Gálvez (RA) A.C.A. Ferrari 166 C 011F (2.0 sc) Alfredo Pian (RA) Maserati 4CLT (1.5 sc) 32 laps

Boa Vista

22 April 1951 - Boa Vista: ? km (? km x ? laps)

1 Gino Bianco (BR) Maserati 2 Valentin (?) Maserati Fastest Lap: n/a Did Not Finish Chico Landi (BR) Accident

Grande Prêmio de São Paulo

13 May 1951 - Interlagos: ? km (10.1 km x ? laps)

1 Chico Landi (BR) F.Landi Ferrari 125C F1 04C (2.0 sc) 2 ? 3 ? 4 ? 5 Jean Achard (F) J.Achard Talbot T26C 110008 (4.5) Fastest Lap: Gino Bianco, 3m57.2 Did Not Finish Gino Bianco (BR) Maserati

500 Millas de Rafaela

? 1951 - Rafaela: 804.6 km (8.75 km x 92 laps)

1 Jose Fanto (?) Mercedes-Benz SSK 5m09.01, 156.24 kph 2 Emilio Kellenberger (?) Lincoln 91 laps 3 Ernesto Blanco (?) Reo 91 laps 4 Francisco Gonzalvez (?) Ford 82 laps 5 Julian Frau (?) Mercury 79 laps Fastest Lap: n/a

1952

13 JanVII Grande Prêmio de Interlagos
20 JanXIII Grande Prêmio da Cidade de Rio de Janeiro
3 FebQuinta da Boa Vista
9 MarVI Gran Premio del General Juan Perón y de la Ciudad de Buenos Aires
16 MarVI Gran Premio Extraordinario de Eva Duarte Perón
23 MarGran Premio de Uruguay
30 MarGran Premio de Montevideo
14 DecXIV Grande Prêmio da Cidade de Rio de Janeiro

VII Grande Prêmio de Interlagos

13 January 1952 - Interlagos: 201.4 km (8.06 km x 25 laps)

1 Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL 013F (2.0 sc) 1h40m44.2, 119.14 kph 2 Francisco Marques (BR) Maserati 1h40m55.3 3 Froilán González (RA) A.C.A. Ferrari 166 C 011F? (2.0 sc) 1h42m59.3 4 Annuar de Goies Daquer (BR) Maserati (4.0 sc) 21 laps 5 Chico Landi (BR) F.Landi Ferrari 125C F1 04C (2.0 sc) 19 laps Fastest Lap: Chico Landi, 3m46.4 (128 kph) Did Not Finish Felice Bonetto Maserati (2.0) Nello Pagani (I) Maserati (2.0) Gino Bianco (BR) Qualifying 1 Juan Manuel Fangio Ferrari 166FL 3m43.6 2 Gino Bianco 3m51 3 Chico Landi Ferrari 125C 3m52

XIII Grande Prêmio da Cidade de Rio de Janeiro

20 January 1952 - Gávea: 165.8 km (8.29 km x 20 laps)

1 Froilán González (RA) A.C.A. Ferrari 166 C 011F (2.0 sc) 2h27m28, 81.26 kph 2 Chico Landi (BR) F.Landi Ferrari 125C F1 04C (2.0 sc) 3 Francisco Credentino (BR) Maserati 4CLT 4 Nello Pagani/ Felice Bonetto (I) Officine Maserati Maserati A6 GCS (2,0) 5 Rubén Abrunhosa (BR) Ferrari 125 (1,5 s c) 6 Pinheiro Pires (BR) P.Pires Talbot T26C 110008 (4,5) 7 Rosalvo Mansur (BR) Maserati Fastest Lap: Chico Landi, 7m11.6 (69.1 kph) Did Not Finish Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL 013F (2.0 sc) Differential Felice Bonetto (I) Scuderia Milan Maserati-Milan (1.5 sc) Annuar de Goies Daquer (BR) Maserati A6 GCS 2012 (2.0) Manuel de Teffé (BR) Alfa Romeo 308 (3.8 sc) Francisco Marques (BR) Maserati Qualifying 1 Juan Manuel Fangio Ferrari 166FL 7m03.0 2 Froilán González Ferrari 166C 7m17.0

Quinta da Boa Vista

3 February 1952 - Boa Vista: 150 km (2.0 km x 75 laps)

1 Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL 013F (2.0 sc) 1h42m17.3, 87.99 kph 2 Chico Landi (BR) F.Landi Ferrari 125C F1 04C (2.0 sc) 1h42m21.5 3 Nello Pagani (I) Maserati (A6GCS 2.0) 4 Rubén Abrunhosa (BR) Ferrari 125 (1.5 sc) 5 Francisco Marques (BR) Maserati 6 Annuar de Goies Daquer (BR) Maserati A6GCS 2012 (2.0) 7 Manuel de Teffe (BR) Alfa Romeo 308 (3.8 sc) Fastest Lap: Juan Manuel Fangio, 1m16.4 (94 kph) Did Not Finish Froilán González (RA) A.C.A. Ferrari 166 C 011F (2.0 sc) Gino Bianco (BR) Maserati (3.0 sc) 50 laps/Collision Pinheiro Pires (BR) P.Pires Talbot T26C 110008 (4.5) 50 laps/Collision Qualifying 1 Juan Manuel Fangio Ferrari 166FL 1m12.7 2 Froilán González Ferrari 166C 1m14.1

VI Gran Premio del General Juan Perón y de la Ciudad de Buenos Aires

9 March 1952 - Octubre 17 Autodromo, Buenos Aires: 140.8 km (4.69 km x 30 laps)

1 Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL 013F (2.0 sc) 1h17m19.2, 109.58 kph 2 Froilán González (RA) A.C.A. Ferrari 166 C 011F (2.0 sc) 1h17m19.4 3 Chico Landi (BR) F.Landi Ferrari 125C F1 04C (2.0 sc) 1h19m16.5 4 Jorge Daponte (RA) Maserati 4CLT (1.5 sc) 29 laps 5 Eitel Cantoni (ROU) Maserati 4CLT (1.5 sc) 29 laps 6 Carlos Menditeguy (RA) Maserati 4CLT (1.5 sc) 28 laps 7 Asdrubal Fontes Bayardo (ROU) Maserati 4CLT (1.5 sc) 28 laps 8 Hector Niemitz (BR) Alfa Romeo 8C-2900A (3.2 sc) 27 laps 9 Ruben Abrunhosa (BR) Ferrari 125 (1.5 sc) 27 laps Fastest Lap: Juan Manuel Fangio, 2m29.5 (113.29 kph) Did Not Finish Pinheiro Pires (BR) Peinetti Talbot T26C 100004 (4.5) 6 laps André Simon (F) Équipe Gordini Gordini 15 0011 GC (1.5 sc) 3 laps/Engine Robert Manzon (F) Équipe Gordini Gordini 15 0012 GC (1.5 sc) 1 lap/Supercharger Clemar Bucci (RA) Alfa Romeo 12C-37 51204(4.6 sc) Alfredo Pián (RA) Maserati 4CLT (1.5 sc) Alberto Crespo (RA) Talbot (4.5) DNS? Nello Pagani (I) Officine Maserati Maserati A6 GCM 2032 (2.0) DNA Rodriguez (BR) Bugatti 35B DNS? Francisco Marques (BR) Maserati 4CLT (1.5 sc) Adolfo Schwelm Cruz (RA) Alfa Romeo (2.3 sc) Qualifying 1 Juan Manuel Fangio Ferrari 166FL 2m25.0 2 Froilán González Ferrari 166C 2m28.3 3 Robert Manzon Gordini 15 0012GC 2m30.7 = Clemar Bucci Alfa Romeo 12C-37 2m30.7 N.B. - Inaugural meeting at the Buenos Aires Autodromo.

VI Gran Premio Extraordinario de Eva Duarte Perón

16 March 1952 - Octubre 17 Autodromo, Buenos Aires: 140.83 km (4.69 km x 30 laps)

1 Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL 013F (2.0 sc) 1h15m23.9, 112.37 kph 2 Carlos Menditeguy (RA) Ferrari 125 (1.5 sc) 1h17m39.1 3 Chico Landi (BR) F.Landi Ferrari 125C F104C (2.0 sc) 29 laps 4 Alberto Crespo (RA) Peinetti Talbot T26C 100004 (4.5) 29 laps 5 Eitel Cantoni (ROU) Maserati 4CLT (1.5 sc) 29 laps 6 Asdrubal Fontes Bayardo (ROU) Maserati 4CLT(1.5 sc) 24 laps Fastest Lap: Juan Manuel Fangio, 2m28.8 (113.85 kph) Did Not Finish Robert Manzon (F) Équipe Gordini Gordini 15 0012 GC (1.5 sc) 27 laps/Brakes Froilán González (RA) A.C.A. Ferrari 166 C 011F (2.0 sc) 24 laps/Collapsed wheel André Simon (F) Équipe Gordini Gordini 15 0011 GC (1.5 sc) Adolfo Schwelm Cruz (RA) Alfa Romeo (3.8 sc) 15 laps Benedicto Campos (RA) Jorge Daponte (RA) Maserati 4CLT (1.5 sc) Hector Niemitz (BR) Alfa Romeo 8C-2900A (3.2 sc) Clemar Bucci (RA) Alfa Romeo 12C-37 51204(4.6 sc) Alfredo Pián (RA) Maserati 4CLT (1.5 sc) Nello Pagani (I) Milano (1.5 sc) Francisco Marques (BR) Maserati 4CLT (1.5 sc) Qualifying 1 Froilán González Ferrari 166C 2m27.5 2 André Simon Gordini 15 0011 GC 2m27.7 3 Juan Manuel Fangio Ferrari 166FL 2m29.9

Gran Premio de Uruguay

23 March 1952 - Piriápolis: 153.5 km (2.36 km x 65 laps)

1 Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL 013F (2.0 sc) 1h28m15.2, 103.73 kph 2 Chico Landi (BR) F.Landi Ferrari (4.5) 1h29m00.3 3 Robert Manzon (F) Équipe Gordini Gordini 15 0012 GC (1.5 sc) 64 laps 4 Carlos Menditeguy (RA) Alfa Romeo 308 50017 (3.8 sc) 63 laps 5 André Simon (F) Équipe Gordini Gordini 15 0011 GC (1.5 sc) 63 laps 6 Maurice Trintignant (F) Écurie Rosier Talbot T26C 110053 (4.5) 62 laps 7 Francisco Marques (BR) F.Landi? Ferrari 125C F1 04C (2.0 sc) 62 laps 8 Jorge Daponte (RA) Maserati 4 CLT (1.5 sc) 60 laps 9 Nello Pagani (I) Officine Maserati Maserati A6GCM 2032 (2.0) 58 laps 10 Louis Rosier (F) Écurie Rosier Ferrari 375-5 (4.5) 57 laps 11 Asdrubal Fontes Bayardo(ROU) Maserati 4CLT (1.5 sc) 56 laps Fastest Lap: Juan Manuel Fangio, 1m17.7 (109.38 kph) Did Not Finish Froilán González (RA) A.C.A. Maserati 4CLT (1.5 sc) 19 laps Yves Giraud-Cabantous (F) Écurie Rosier Talbot T26C 100001 (4.5) Engine "B.Bira" (T) Écurie Siam OSCA (4.5) 6 laps Eitel Cantoni (ROU) Maserati 4CLT (1.5 sc) Alberto Crespo (RA) Alfa Romeo 308 (3.0 sc) D.Bazet Maserati (1.5 sc) Qualifying (3-2-3) 1 Juan Manuel Fangio Ferrari 166FL 1m17.4 2 Chico Landi Ferrari 1m20.2 3 Carlos Menditeguy Alfa Romeo 308 1m20.6

Gran Premio de Montevideo

30 March 1952 - Piriápolis: 141.7 km (2.36 km x 60 laps)

1 Juan Manuel Fangio (RA) A.C.A. Ferrari 166 FL 013F (2.0 sc) 27m35.7, 20 laps, 102 kph 2 Froilán González (RA) A.C.A. Ferrari 166 C 011F (2.0 sc) 27m54.6 3 Louis Rosier (F) Écurie Rosier Ferrari 375-5 (4.5) 28m33.5 4 Robert Manzon (F) Équipe Gordini Gordini 15 0012 GC (1.5 sc) 28m58.0 5 Chico Landi (BR) F.Landi Ferrari (4.5) 29m02.8 6 Onofre Marimón (RA) Ferrari 125 (1.5 sc) 19 laps 7 Francisco Marques (BR) F.Landi? Ferrari 125C F1 04C (2.0 sc) 19 laps 8 Alberto Crespo (RA) Alfa Romeo 308 (3.0 sc) 19 laps 9 Maurice Trintignant (F) Écurie Rosier Talbot T26C 110053 (4.5) 19 laps 10 Asdrubal Fontes Bayardo(ROU) Maserati 4CLT (1.5 sc) 19 laps 11 André Simon (F) Équipe Gordini Gordini 15 0011 GC (1.5 sc) 19 laps 12 D. Bazet (?) Maserati (1.5 sc) 18 laps 13 Eitel Cantoni (ROU) Maserati 4CLT (1.5 sc) 18 laps 14 Jose? Lopes (RA)? Maserati (1.5 sc) 18 laps Fastest Lap: n/a Did Not Finish Yves Giraud-Cabantous (F) Écurie Rosier Talbot T26C 100001 (4.5) Ignition "B.Bira" (T) Écurie Siam Maserati 4CLT (1.5 sc) "B.Bira" (T) Écurie Siam OSCA (4.5) Qualifying 1 Juan Manuel Fangio Ferrari 166FL 1m18.5 2 Froilán González Ferrari 166C 1m19.1 3 Chico Landi Ferrari 1m19.3 N.B. - Race stooped after 20 laps due to torrential rain.

XIV Grande Prêmio da Cidade de Rio de Janeiro

14 December 1952 - Gávea: 169.5 km (11.3 km x 15 laps)

1 Henrique Cassini (BR) Ferrari V12 (2.0) 2h13m01.5, 76.352 kph 2 Pedro Romero Filho (BR) Allard-Cadillac V8(5.4) 2h13m26.6 3 Arturo de Souza Costa (BR) Maserati 2L 2h13m28.6 Fastest Lap: Chico Landi, 8m27.5 (86.8 kph) Did Not Finish Catarino Andreatta (BR) Maserati (1.5 sc) spun Gino Bianco (BR) Maserati (1.5 sc) steering/accident/fire Chico Landi (BR) Ferrari 166 (2.0 sc) accident Aristides Bertuol (BR) Maserati (1.5 sc) accident Jair Viana/Pinheiro Pires (BR) Ferrari (1.5 sc) Alvaro Varanda Filho (BR) Maserati (1.5 sc) accident Qualifying (2-2)

Legend
sc - supercharged
n/a - not available
DNA - Did Not Arrive