Shane Cullity’s first career goal broke a 1-1 tie with 9:20 remaining, lifting Marshwood/Noble/Traip/Sanford (2-2) over the Red Storm (0-4) in Dover, New Hampshire.
The Knighthawks took the lead just 43 seconds into the game on a goal by Bradley Wentworth.
Scarborough’s Tyler Kenney tied it early in the third.
Marshwood closed out the game by killing a 5-minute major, during which Scarborough had a 5-on-3 advantage for two minutes.