Andrew Zerban scored 35 seconds after the opening face-off, launching Elk River on a 7-2 win over Robbinsdale Armstrong on Saturday in Robbinsdale.
Chase Springman delivered two goals and Zerban, Blake Hillman, Ben Johnson, Tim Sanford and Joe Gonrowski one each for the Elks, who led 4-0 after one period.
Jake Jaremko assisted on two goals and Wyatt Ege, Zerban, Hillman, Sanford, Isaac Schwab, Johnson and Grant Bunker one each.
The Elks (5-1 conference, 8-6 overall) had just a 25-21 edge in shots with Maclean Berglove making 19 saves. Brady Johnson tallied both goals for the Falcons (1-5-1, 2-8-1).
The Elks will host No. 4 Blaine on Thursday.