The 2005 Bridgestone Presents the Champ Car World Series Powered by Ford season was the 27th overall and the second season of the Champ Car World Series era of American open-wheel racing.

The Bridgestone Presents the Champ Car World Series Powered by Ford Drivers' Champion was Sébastien Bourdais, his second consecutive championship.

The 2.65 liter turbo V8 Ford-Cosworth XFE engine continued to be the exclusive power plant for the series.

Bridgestone continued on as the exclusive series tire supplier as well.

The 14th race was scheduled to take place at a newly constructed permanent road circuit in the city of Ansan, South Korea on October 16, the week before the race at Surfers Paradise.