Has there ever been a 5–5 in the Primera Argentina?

Yes, 8 times.

The first time: November 22, 1936, Talleres (Remedios de Escalada) and Atlanta drew (Talleres (Remedios de Escalada) 5–5 Atlanta).

The last time: February 11, 1989, Talleres and Rosario Central drew (Talleres 5–5 Rosario Central), 37 years ago.

Nearby scores

1. 6–4 18 times
2. 6–5 4 times
3. 6–6 2 times
4. 5–4 37 times
5. 5–5 8 times
6. 4–4 82 times

All games

1. February 11, 1989 Talleres 5–5 Rosario Central · penalties 3–1
2. April 17, 1960 Racing Club 5–5 Gimnasia y Esgrima La Plata
3. June 20, 1949 Independiente 5–5 Banfield
4. June 18, 1944 Huracán 5–5 Platense
5. October 16, 1938 River Plate 5–5 San Lorenzo
6. August 14, 1938 Ferro Carril Oeste 5–5 Vélez Sarsfield
7. May 22, 1938 Platense 5–5 Racing Club
8. November 22, 1936 Talleres (Remedios de Escalada) 5–5 Atlanta