2024 NASCAR Whelen Modified Tour: Race 8/16
| Race | Duel at the Dog 250 |
| Date | Saturday, July 20, 2024 |
| Track | Monadnock Speedway |
| Layout | 0.25-mile asphalt oval |
| Location | Winchester, New Hampshire |
| Start time | 8 p.m. ET |
| Laps | 250 |
| Posted Awards | $85,234 |
| Tickets | Here |
| TV channel | N/A |
| Live stream | FloRacing |