Primera Nacional A (1990-1991)
When Liga Nacional de Básquet (LNB) took over organizing club competition in Argentina from Campeonato Argentino de Clubes de Basquet in 1984, it split teams between Primera A (top 10 teams) and Primera B (all other teams)


G.E.P.U. won LNB Championship 1991


Finals: G.E.P.U. San Luis - Estudiantes Bahia Blanca 4-2

Semifinals:
GEPU - Atenas 3-1
Estudiantes (BB) - Sport Club 3-0

Final Standings


League MVP: Hector Campana of G.E.P.U.
Finals MVP: Hector Campana of G.E.P.U.

G.E.P.U.: H�ctor Campana, Gustavo Ismael Fern�ndez, Alejandro Gallardo, Diego Maggi, Edgard Merchant, Carl Amos, Fernando Allemandi, Pablo Conte, Javier Medina, Leonardo D�az, Juan Guinder, Charles Parker, James Parker; coach: Daniel Rodriguez