The 1992 DieHard 500 was the 17th stock car race of the 1992 NASCAR Winston Cup Series season and the 24th iteration of the event.

At race's end, Morgan–McClure Motorsports driver Ernie Irvan would manage to come back from a lap deficit and best out Junior Johnson & Associates driver Sterling Marlin by 19 thousandths of a second to take his sixth career NASCAR Winston Cup Series and his third and final victory of the season.

[1][2] To fill out the top three, the aforementioned Sterling Marlin and Robert Yates Racing driver Davey Allison would finish second and third, respectively.

*Due to injuries sustained in a crash at the 1992 Miller Genuine Draft 500, Allison would be replaced by relief driver Bobby Hillin Jr. for qualifying.

Sterling Marlin, driving for Junior Johnson & Associates, would win the pole, setting a time of 50.245 and an average speed of 190.586 miles per hour (306.718 km/h) in the first round.