With their 13 point win, the Knicks have set the record for largest point differential in any 10 game span in NBA history at +225

The full leader board can be seen here. https://www.sports-reference.com/stathead/tiny/im6ee

The precious leaders were the 1973 Bucks and the 1971 Bucks with Kareem.

To be clear, this is overall NBA history, including the regular season. If you look at just the playoffs, second place are the 2017 Warriors +171.

I just got a stathead trial to check out this stat. If you want me to check something, lmk.