Will Power, who won the first two races of the season and leads the championship standings heading into Sunday's race, had the fifth-fastest lap Friday. Power, who topped morning practice, posted a time of 1:10.8641 (99.977 mph) in the afternoon session driving the No. 12 Verizon Team Penske Dallara/Honda.
"We are reasonably happy with the No. 12 Verizon Team Penske car," said Power. "We need to find a bit more speed. It is really close out there, really competitive. We will work on it tonight and we should be in great shape tomorrow for qualifying."
After winning Sunday's race at Barber Motorsports Park, Helio Castroneves recorded the ninth-fastest lap Friday - 1:11.0267 (99.748 mph) -- in the Team Penske No. 3 Team Penske machine Castroneves was second in morning practice.
"We are learning a lot of good information for qualifying and the race," said Castroneves. "The No. 3 car has been solid and we will continue working on it tonight. It has been a beautiful day here in Long Beach and it is great to see all the fans out at the track."
Another practice session will be held Saturday at 1:25 p.m. ET before qualifying, which is scheduled to start at 5:30 p.m. ET. Sunday's race will be televised by Versus beginning at 3:30 p.m. ET.