110 Mark O�brien Race Results Split Name Split/Lap Time 75 miles Overall Split 1 01:33:17.3 01:33:17.3 46 +01:32:20.8 130 +01:32:34.4 Split 2 03:44:46.0 02:11:28.7 3 +00:52:45.7 23 +01:44:07.8 Unless otherwise noted by the publisher, these results may not be official.