Bushehr dived below Lagan, trying to get ahead on the last of the 60 laps. Logano tried to block Boucher’s movement, but instead crashed himself, which brought warning.
Bouchard was ahead during the warning and was declared the winner, leaving Roush Fenway Keselowski Racing to win both qualifying races in Dayton. For the first time since 2015, the team won the match.
“What a way to start Speedweeks here by putting both Ford Mustang RFKs on Victory Lane,” Buscher said. “It’s not a big show, but we have a very good hot rod here.
“I take off my hat in front of everyone in the store. I know it’s been a busy off-season for everyone in the sport, right? But we have had a lot of changes. It’s nice to see how it plays out.
“I definitely didn’t want that to happen. I am really proud of the effort and our performance on the pits. We are in a good place here – it’s exciting. “
Michael McDowell was second, Harrison Burton third, Kyle Bush fourth, and Christopher Bell fifth.
Martin Trueks Jr., Buba Wallace, Ricky Stanhouse Jr., Lagana and Kevin Harwick also scored points in the top 10.
Greg Bifle finished 13th and, as the highest non-charter team in the race, he got the starting spot in Sunday’s 500th.
Bowman started at the pole and led five of the first seven laps before Lagana moved on to take command on the 8th.
Bowman returned to the lead on the 10th lap. Lagana led the way when they crossed on the 11th lap.
Austin Dylan circled Lagan on lap 15 to take the lead in the race for the first time. Bouchard took the lead on lap 17 when Dylan dropped to fourth.
On the 27th lap, the Toyota decided to make a pit stop with two tires with a green flag, but Danny Hamlin turned around when driving on the pit road, which forced him to make a long stop.
Another group of Fords and Chevys drove to the pit road on lap 33. Beefl made a long stop on the pit road.
After completing the stops Logan took the lead in the race on the 34th lap.
For the remaining 20 laps, Lagana held a small lead over Bouchard with McDowell in third, Burton fourth and Stanhouse in fifth.
After 50 laps, Lagan was ahead and Bouchard was behind. The Toyota group, led by Kyle Bush, was trying to catch the main group of four.
Jacques Villeneuve, who has already reached the 500th point based on his qualifying speed, went into his boxing before the race with a problem under the hood. He was able to join the field before the race turned green.