The 1997 Pennsylvania 400 was the 18th stock car race of the 1997 NASCAR Winston Cup Series and the 25th iteration of the event.

The race was held on Sunday, July 20, 1997, in Long Pond, Pennsylvania, at Pocono Raceway, a 2.5 miles (4.0 km) triangular permanent course.

The race was held at Pocono Raceway, which is a three-turn superspeedway located in Long Pond, Pennsylvania.

Joe Nemechek, driving for Team SABCO, would win the pole, setting a time of 53.292 and an average speed of 168.881 miles per hour (271.788 km/h).

[4] Three drivers would fail to qualify: Bobby Hillin Jr., Steve Park, and Greg Sacks.