Castroneves enters Sunday’s race 31 points ahead of Scott Dixon, who will start second.
Will Power fourth-place finish marked his fourth top-five result of the season and it represented his best finish on a road course in 2013.
Will Power set the pace with the fastest lap of the day – 1:05.4332
Yesterday was an open-test day for the IZOD IndyCar teams but today was the official practice at the Mid-Ohio Sports Car Course. Penske Racing's Will Power set the fastest time for this weekend's Honda Indy 400.
Helio Castroneves, who has finished in the top 10 the past nine races, enjoys a 29-point advantage over Scott Dixon heading into the Honda Indy 200 at Mid-Ohio this weekend.
Helio Castroneves continues to lead the IZOD IndyCar Series standings, Will Power has led laps in 10 of the 13 races this season, which is tops among all drivers in the series.
Helio Castroneves, No. 3 Hitachi Dallara/Chevrolet, finished in second place position on Indy Race 2 on the streets of Toronto.
INDYCAR officials handed Dario Franchitti a 25-second penalty while he was on the podium.
A critical look back at this weekends racing.
Helio Castroneves has now produced top-10 results in eight of the 10 races this season.
The confusing qualifying at Iowa has Will Power on pole.
Helio Castroneves has produced five top-10 finishes in six races at Iowa but will be looking for his first win at the short oval on Sunday.
Helio Castroneves is the seventh different winner in eight races this IndyCar season.
Helio Castroneves finishes 6th and AJ Allmendinger on 7th place position; Will Power car experienced a fuel probe issue and earned an 18th- place finish.