Bourdais lapped his #01 Chip Ganassi-run V-Collection.R in 1m11.637s across the 1.9-mile short-term circuit within the 90-minute session.
Nick Tandy set the sooner tempo within the #6 Porsche Penske Motorsport 963, lapping in 1m12.579s, 1 / 4 of a second away from Connor De Phillippi’s RLL BMW M Hybrid.
FP1 pacesetter Pipo Derani started chipping away in his #31 AXR Cadillac V-Collection.R, getting inside 0.237s of Tandy after 20 minutes of the session had run.
De Phillippi improved with 40 minutes on the clock, topping the occasions at 1m12.554s earlier than team-mate Nick Yelloly took over the #25 and chipped one other 0.002s off that, to pip Tandy by 0.027s.
Yelloly then went even faster, recording a 1m12.121s, with Bourdais leaping to second within the Chip Ganassi-run Caddy, 0.28s in arrears. Derani retook P2 with quarter-hour to go, 0.097s off Yelloly.
Bourdais improved his time however stayed third on 1m12.359s, earlier than spinning off at Flip 1. He recovered from his second to set the quickest time of 1m11.637s on his ultimate lap.
Behind Yelloly and Derani, Philipp Eng was fourth within the #24 BMW from the PPM Porsches of Tandy and Dane Cameron.
Richard Westbrook (JDC-Miller MotorSports Porsche 963) was seventh, forward of the Wayne Taylor Racing with Andretti Acura ARX-06s of Jordan Taylor and Filipe Albuquerque (separated by 0.48s however virtually a second off the tempo), and Mike Rockenfeller, who has joined Gianmaria Bruni this weekend in Proton’s 963.
The GTP class is utilizing Michelin’s soft-compound tire at Lengthy Seaside for the primary time outdoors of Daytona night time operating, and an additional set has been made accessible for Saturday’s 100-minute race.
#66 Gradient Racing Acura NSX GT3: Sheena Monk, Stevan McAleer
Picture by: Josh Tons / Motorsport Images
Acura quickest in GTD
In GTD, Parker Thompson set the early tempo at 1m18.838s within the #89 Lexus RC F, 0.012s forward of Loris Spinelli’s #78 Forte Racing Lamborghini Huracan.
Danny Formal then put WTRA’s #45 Lamborghini on prime of the pile, rattling off three consecutive enhancements to work right down to 1m18.361s. However behind him, it was insanely shut.
Albert Costa moved as much as second within the Conquest Racing Ferrari 296, 0.021s slower, forward of Matt Bell (AWA Corvette C8.R), who was 0.07s in arrears, with Spinelli an extra 0.006s again.
However then Steven McAleer vaulted the Gradient Racing Acura NSX from final to first in school, lapping in 1m18.259s within the seat he’s taken over from Katherine Legge.
Qualifying begins at 8:00pm ET, forward of Saturday’s 100-minute race.