Roraima, the 5-2 favorite, won Gulfstream's seventh race to start the Rainbow 6.
Christian Navarro rode the winner for trainer Antonio Sano.
Bettors added $58,531 to the Rainbow 6, The carryover coming in was $39,478.
If there is just one ticket with all six winners it will take down a jackpot of approximately $86,000. That is 80 percent of the day's bet plus the full carryover.
*Tyler Gaffalione rode four winners in the day's first seven races. He has a meet-leading 12 wins, midway through the seventh day of the summer meet.
Luca Panici is second with eight wins, including one thus far on Saturday.