2025 Pacific Office Automation 147
| Race details | |||
|---|---|---|---|
| Race 25 of 33 of the 2025 NASCAR Xfinity Series | |||
| Date | August 30, 2025 | ||
| Location | Portland International Raceway in Portland, Oregon | ||
| Course | Permanent racing facility | ||
| Course length | 1.967 miles (3.166 km) | ||
| Distance | 78 laps, 153 mi (246 km) | ||
| Scheduled distance | 75 laps, 147 mi (237 km) | ||
| Average speed | 66.688 mph (107.324 km/h) | ||
| Pole position | |||
| Driver | JR Motorsports | ||
| Time | 1:13.380 | ||
| Most laps led | |||
| Driver | Connor Zilisch | JR Motorsports | |
| Laps | 70 | ||
| Winner | |||
| No. 88 | Connor Zilisch | JR Motorsports | |
| Television in the United States | |||
| Network | The CW | ||
| Announcers | Adam Alexander and Parker Kligerman | ||
| Radio in the United States | |||
| Radio | MRN | ||
The 2025 Pacific Office Automation 147 was the 25th stock car race of the 2025 NASCAR Xfinity Series, and the fourth and final iteration of the event. The race was held on Saturday, August 30, 2025, at Portland International Raceway in Portland, Oregon, a 1.967 miles (3.166 km) permanent road course. The race was contested over 78 laps, extended from 75 laps due to a green-white-checkered finish.
In an action-packed race, Connor Zilisch, driving for JR Motorsports, would survive a chaotic overtime restart, and continued to dominant on the road courses, winning both stages and led all but 8 laps to earn his ninth career NASCAR Xfinity Series win, his eighth of the season, and his third consecutive win. He also became the highest winning rookie driver in Xfinity Series history. To fill out the podium, William Sawalich, driving for Joe Gibbs Racing, and Nick Sanchez, driving for Big Machine Racing, would finish 2nd and 3rd, respectively.