In REP v4.3 we updated the C172SP P-Factor to match the updated real-world data we got.
The real C172 requires quite a lot of right rudder even during level flight.
To see more about the data, check out this post: https://forums.x-plane.org/index.php?/forums/topic/190929-realism-in-rep172/&do=findComment&comment=1754219
← I feel that the C172 has too much P-Factor
I feel that the C172 has too much P-Factor