At Houlton, Ryley Norton doubled and singled and drove in a run as Presque Isle rallied from a 3-0 deficit to run its record to 7-0.
Jacob Player had a pair of singles and Isaac LaJoie singled and drove in a pair of runs for the Wildcats, who broke a 3-3 tie with a pair of sixth-inning runs.
Five of their six runs were unearned.
Saul Nunez went the distance for the win, hurling a four-hitter with nine strikeouts.
Hunter Hanning had a two-run double for 2-3 Houlton.
Presque Isle (7-0) 000 302 1 6-7-3
Houlton (2-3) 003 000 0 3-4-3
Nunez and Player; Straubel, Buzzeo (7) and Drew