Spencer Long scored 20 points and Jacob Hjort 18 as the Chieftains won the non-league game at Centralia.
Long, Hjort and Jameel Morton combined for 12 3-pointers for River.
“It was just hot shooting that got us going,” Columbia River coach David Long said. “In the second and third quarters it pulled us away. It was a combination of a bunch of different players.”
Andrew Vickers added 11 points and nine rebounds for Columbia River, which opens league play next week against Prairie.
COLUMBIA RIVER 67, CENTRALIA 56
COLUMBIA RIVER — Kyle Winborne 4, Jordan Hall 0, Andrew Vickers 11, Jameel Morton 6, Jacob Hjort 18, Nathan Hockhalter 2, Ridge Lahti 0, Spencer Long 20, Corey McArthur 0, Nasseen Gutierruz 2, Spencer Black 4. Totals 25 (12) 4-12 67.