400 L IM Men (17) - Record Progression
Time |
Date |
Name |
Team |
Meet |
4:20.55
|
Aug. 9, 2010 |
Nicholas Caldwell |
Sarasota Sharks |
Speedo Junior National Championships |
4:27.25
|
April 1, 2003 |
Mike Alexandrov |
Champaign County YMCA |
ConocoPhillips National Championships |