Both Ricky Taylor, starting driver for the No. 7 Penske Acura ARX-05 prototype, and co-driver Helio Castroneves led during the early hours. Along with third driver Graham Rahal, the Acura remained in the top three until the car suddenly lost oil pressure just as the race reached its six-hour mark.

Tristan Vautier took responsibility for the brutal crash that ended Spirit of Daytona Racing's hope for a good finish at Sebring, admitting his impatience led to a series of events that caused the shunt with less than two hours to go in the race.Vautier, who put the No. 90 Cadillac...