At Caribou, Nolan McDuffie scored off a Matt Milliard setup with 17:24 left in the first half to help the fourth-seeded Vikings beat the No. 5 Wildcats in a battle of archrivals.
McDuffie opened the scoring as he took a pass from Milliard and maneuvered through the defense and slotted the ball past Presque Isle ‘keeper Cody Lyford.
Caribou (10-4-1) kept up the pressure and finally added the second goal on a direct kick struck by Dean Walker with 13:10 to play. Matt Manter made three saves on five shots for the Vikings.
Lyford finished with 10 saves on 16 shots for 8-5-3 Presque Isle.