Ba is on track to win the Vodafone Premier League after demolishing Rewa 4-2 at Govind Park.
The Men in Black now sit top on the points table with 25 points and has opened an eight-point gap while Rewa has slipped to third spot with 16 points.
Saula Waqa scored twice while Maveliko Nakama and Malakai Tiwa scored a goal each.
Tevita Waranivalu and Peniame Drova scored a goal each for the Delta Tigers.
Ba now has four matches remaining which will be home games against Nadi, Lautoka, Labasa and Dreketi.
Lautoka sits second with 17 points after the Blues defeated Dreketi 2-0 at Subrail Park. Zibraaz Sahib and Valerio Nawatu scored the goals for Lautoka.
In another match, Suva defeated Nadi 2-1 at Prince Charles Park. Suva is fourth on the points table with 16 points.
Labasa sits fifth on the points table with 15 points after beating Nadroga 1‑0 at Subrail Park.
Ratu Anare scored Labasa's lone goal.
There is still another four to five round of matches remaining in the League and things will start to get clearer in a fortnight's time.
Meanwhile, Nadroga is in serious trouble and is likely to get demoted to the senior competition as the team has lost all it's 10 matches this season.
Nadroga has just four matches remaining and needs to start winning games in order to stay in the Premier competition.
Stay tuned for the latest news on our radio stations