Just 0.0659s covered the top three cars at the end of the second day of the first block of IndyCar pre-season testing at Sebring International Raceway. And all three were Penske drivers.

Helio Castroneves was top with a lap of 52.1413s (115.302mph) on the 1.67-mile, 11-turn short course, followed by Will Power (who had another minor engine bay fire to contend with on Tuesday afternoon) and Ryan Briscoe. Simon Pagenaud and Justin Wilson were the fastest of the Honda runners.

IndyCar testing resumes on Thursday and Friday with the second block of cars taking over at Sebring, among them the Ganassi foursome including Dario Franchitti and Scott Dixon, and the KV Racing Technology trio featuring Rubens Barrichello and Tony Kanaan.

Combined results at end of testing

1. #3 Helio Castroneves 115.302mph 52.1413s Chevrolet (201 laps)
2. #12 Will Power 115.159mph 52.2059s Chevrolet (161 laps)
3. #2 Ryan Briscoe 115.157mph 52.2072s Chevrolet (179 laps)
4. #28 Ryan Hunter-Reay 114.850mph 52.3466s Chevrolet (153 laps)
5. #77 Simon Pagenaud 114.580mph 52.4698s Honda (200 laps)
6. #18 Justin Wilson 114.180mph 52.6537s Honda (174 laps)
7. #19 James Jakes 113.802mph 52.8288s Honda (191 laps)
8. #27 James Hinchcliffe 113.622mph 52.9125s Chevrolet (162 laps)
9. #26 Marco Andretti 113.525mph 52.9577s Chevrolet (166 laps)
10. #78 Simona de Silvestro 112.941mph 53.2312s Lotus (129 laps)

Total Laps for Combined Sessions: 1716