Host Jacksonville belted four home runs off FIU pitching to help the Dolphins to a 10-5 victory on Wednesday night.
With the victory, Jacksonville (11-5) split the two-game series with FIU (10-11).
Dolphins pinch-hitter Franco Guardascione belted a three-run home run off FIU left-hander Frank Chacon with two outs in the bottom of the seventh inning to erase a 5-4 FIU lead and give JU an advantage it would not relinquish.
Willy Fabra (0-2) gave up consecutive singles to Parker Perez and Austin Hays to start the seventh.
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FIU came back from a 4-1 deficit in the top of the fourth inning. Ricardo Pozo and Kolby Follis singled before Jack Schaaf hit a three-run home run over the right-field wall to tie the score.
The Panthers took the lead, 5-4, in the top of the fifth when Zach Files led off the frame with a home run to right-center field.
The Dolphins added their third and fourth home runs of the night in the bottom of the eighth when Perez and Hays hit back-to-back round trippers. Perez hit a two-run shot. Hays hit his second solo home run of the game.
Jacksonville right-hander Mike Schappell (1-1) shut down the Panthers with four innings of scoreless relief to finish the game.
Follis, Files, Kenny Meimerstorf and Pozo each had two hits for FIU.