A team has finished a game with 6-4-2 runs-hits-errors line 26 times since 1897, most recently St. Louis Cardinals on 27 May 2016. That is about one every 17,038 team-games.
Box score for the most recent one ↗
6-3-1 6-3-4 6-3-0 6-3-3 6-4-7 6-4-1 6-4-2 6-4-4 6-4-3 6-4-0 6-4-5 6-5-2 6-5-1
The whole distribution — Runs-Hits-Errors Lines · All 18 shapes