Uncle Runt, at 104-1, won Gulfstream's fourth race to start the Rainbow 6.
It was a 4 1/2 furlong maiden special weight for 2-YOs.
The Rainbow 6 carryover coming in was $138,884. Bettors added $87,153to the Rainbow 6.
There is a carryover of $2,855.26 in the Super Hi-5 in the fifth race-- set for post at 3:25 p.m.