[5] Enugu Rangers won a nationally organized tournament in 1970 which allowed them to qualify for the 1971 African Cup of Champions Clubs.

Held to a goalless draw at home, Rangers took the lead twenty minutes into the second half of the away leg, silencing the Senegal stadium, and eventually winning the match 2–1.

After the game ended, team members were physically assaulted by Senegalese fans, according to Nigerian press reports, and three were stabbed.

During this time period, Rangers boasted a number of Nigerian national team players such as Christian Chukwu, goalkeeper Emmanuel Okala[15] Aloysius Atuegbu and Luke Jaz Bucana Okpala.

[14] Led by coach Christian Chukwu, Enugu Rangers won the 1983 Nigerian Cup, defeating DIC Bees of Kaduna 5–4 on penalties after a 0–0 draw.

[20] Rangers joined the new fully professional league in 1990 and made cup final that year, losing to Stationery Stores on 5–4 on penalty kicks.

Rangers drew 0–0 against Angola's Petro de Luanda and celebrated, thinking they had advanced on goal difference, but the first tiebreaker was head-to-head.

Before the season started, Enugu State governor Sullivan Chime paid the backlog of sign-on fees dating to three years ago and all other debts owed the players.

[29] Their closest challengers Rivers United needed Enugu to lose on the final day of the season, but Rangers won their game against El-Kanemi Warriors 4–0 to win the championship.

[5] In the first championship playoff clash on Wednesday, June 13, 2019, Enugu Rangers defeated FC IfeanyiUbah 4–2 in a six-goal thriller to secure a CAF Confederation Cup ticket.