Juncos Racing’s Kyle Kaiser earned pole for the Indy Lights Grand Prix of Phoenix, ahead of Ed Jones' Carlin Racing entry.
Kaiser, who lies second in the championship after the first two races of the championship at St. Petersburg, lapped Phoenix at an average of 167.872mph, some 0.3mph faster than Jones.
Santiago Urrutia was third fastest for Schmidt Peterson Motorsports, just ahead of teammate RC Enerson who topped pre-season testing here in February.
Felix Serralles, championship leader for Carlin, was fifth fastest, while Andre Negrao made it three SPM cars in the first three rows.
Dalton Kellett was top of the Andretti Autosport trio in ninth, just ahead of teammate Dean Stoneman. Shelby Blackstock was 12th.
Felix Rosenqvist was struggling in his first oval race weekend, taking 13th on the grid. But the Euro Formula 3 champion fared better than his teammate Zach Veach. The American was unable to start the session after a shunt in Turn 3 during second practice.