Primm, NV – Mitch Guthrie Jr  finishes on a high note season finale of the Rocky Mountain ATV WORCS presented by Maxxis and Dirt Wheels series with the UTV Pro class win.  David Haagsma finished second, just ahead of Mickey Thomas. Mike Gardner drove RJ Anderson’s car to a fourth-place finish, ahead of Beau Baron. Ryan Piplic’s sixth-place finish handed