Hart won with scores of 25-12, 28-30, 25-11 and 25-21.
Kloe Klotz posted 16 digs, eight kills, four aces and an assist to lead Hart, Audrey Aerts made nine digs, five aces, four kills and a block and Finley Kistler had 21 assists, six digs, four kills and scored four aces.
Mya Chickering also earned points with three aces and had seven kills, two digs and a block. Addi Hovey posted eight kills, three blocks and an assist while Mariana VanAgtmael made 15 digs.
The Pirates rise to 5-9 will next visit Onekama on Saturday.