MileSplit Staff Apr 10, 2026 PRO See the rest of this article Access the complete article with MileSplit PRO. Subscribe to keep reading Already a subscriber? Log in. Improvement Rankings: Top Pennsylvania Boys 1600m marks compared to their season’s best performances from 2025. Most Improved - 1600 Meter Run Comparing 2026 season to 2025 season Rank Improved Athlete/Team Class 2025 PR 2026 PR 1 -1:16.58 Evan King Southern Fulton 05 2029 6:49.02 5:32.44 2 -1:08.66 Noah McAfee Parkland 11 2028 6:53.03 5:44.37 3 -1:05.20 Liam Tucker Penns Valley Area 06 2027 7:11.30 6:06.10 4 -1:04.88 Andrew Silvers Shenango 07 2027 7:28.90 6:24.02 5 -1:04.67 Anthony Zoltack Berks Catholic 03 2028 5:45.40 4:40.73 6 -1:04.07 Ari Diehl ...