The 28-year-old Aussie threw the gauntlet with a flying lap of 1m13.672s on the 14-turn, 2.439-mile circuit to assert bragging rights at workforce proprietor Roger Penske’s monitor within the #7 Porsche 963.
It marks the second pole of the yr for Campbell.
It turned a front-row lockout for Porsche Penske Motorsports after Mathieu Jaminet got here throughout the road 0.152s off his team-mate.
Jaminet was briefly bumped from second by Meyer Shank Racing’s Tom Blomqvist earlier than returning the favor within the remaining minutes and knocking the #60 Acura ARX-06 to 3rd.
Sebastien Bourdais got here away fourth in Chip Ganassi Racing’s #01 Cadillac V-Collection.R, adopted by factors chief Ricky Taylor, who overcame an early Flip 2 spin to place the #10 Wayne Taylor Racing with Andretti Autosport entry fifth.
#52 PR1 Mathiasen Motorsports ORECA LMP2 07: Ben Keating, Paul-Loup Chatin, #80 AO Racing Porsche 911: PJ Hyett, Seb Priaulx
Photograph by: Richard Dole / Motorsport Images
Ben Keating delivered a final gasp run within the remaining seconds to place the #51 PR1 Mathiasen Motorsports ORECA on the prime of the LMP2 leaderboards, besting the #04 Crowdstrike Racing by APR entry by a sizeable 0.440s.
The consequence marked Keating’s third pole of 2023 (after Daytona and Sebring).
The #11 TDS Racing machine locked up third, with Steven Thomas lacking the highest spot by 0.673s.
Bijoy Garg earned his first LMP3 pole of the yr, together with his #29 Jr III Racing Duqueine D08 jetting to a quick lap of 1m20.513s.
The 21-year-old Indian-American set the time previous to the purple flag popping out with eight minutes remaining after the #74 Riley Ligier JS P320 of factors chief Gar Robinson skidded off target and slammed into the tire barrier.
The stoppage left opponents in LMP2 and LMP3 with 2m40s remaining, which was sufficient time to ship one flying lap. Nolan Siegel managed to push Jr III’s #30 entry to second, lacking pole by 0.469s because the workforce managed a lockout of 1-2.
The #13 AWA of Orey Fidani managed to lock down third, however 1.580s.

#9 Pfaff Motorsports Porsche 911: Klaus Bachler, Patrick Pilet
Photograph by: Artwork Fleischmann
The #9 Porsche 911 GT3 R (992) for Pfaff Motorsports was greatest within the GTD Professional class after Klaus Bachler pushed to a run at 1m23.140s for his second pole of the yr, after doing likewise at Laguna Seca. His quickest lap beat Jules Gounon’s #79 Mercedes AMG GT3 (WeatherTech Racing) by 0.150s.
Jack Hawksworth held the highest spot briefly earlier than settling into third for Vasser Sullivan, forward of Coronary heart of Racing Group’s Alex Riberas in fourth.
Madison Snow vaulted over GTD rivals with a fast lap of 1m23.075s with lower than seven minutes remaining, which was ok to carry for the rest to assert the highest spot – the workforce’s third of the season (after Highway America and Virginia Worldwide Raceway).
The #1 BMW M4 GT3 for Paul Miller Racing lapped a time that was quickest amongst not solely the GTD, however outright pole in each GTD classes.
Inside the class, although, the unfold to second place Mikael Grenier was 0.349s within the #32 Mercedes AMG GT3 for Korthoff/Preston Motorsports. Turner Motorsports ended up third, with Patrick Gallagher wheeling its #96 BMW M4 GT3.