Darien Chase scored 20 points, including a three-point play with 20 seconds left, as Mountain View won a nip-and-tuck game on the road.
Chase, a freshman who also had 12 rebounds, put Mountain View ahead 60-56.
Heritage responded by drawing a foul on a 3-pointer. Tanner Lunberg made two of three free throws.
Mountain View followed by missing two free throws with four seconds left. Heritage passed the ball to midcourt and called a timeout with two seconds to play. The Timberwolves’ last-second 3-pointer was off the mark.
Both coaches praised their players’ toughness in a game that was close the entire way.