A team has finished a game with 13-1 runs on that many hits 2 times since 1897, most recently New York Cubans on 5 June 1947. That is about one every 221,502 team-games.
Box score for the most recent one ↗
12-0 12-1 12-2 12-3 12-4 13-0 13-1 14-0 14-1 14-2 15-0 16-0 16-2