| Type: | CUST |
| First Driver: | Ty Gibbs |
| Course Km: | 1.408 |
| Course Mi: | 0.875 |
| Pole Time: | 24.294 |
| Pole Team: | Joe Gibbs Racing |
| Scheduled Km: | 211.23 |
| Distance Km: | 211.23 |
| Distance Laps: | 150 |
| Scheduled Laps: | 150 |
| First Team: | Joe Gibbs Racing |
| Most Team: | Joe Gibbs Racing |
| Pole Driver: | Ty Gibbs |
| Most Driver: | Ty Gibbs |
| Location: | Iowa Speedway, Newton, Iowa |
| Most Laps: | 149 |
| Date: | July 24 |
| Radio: | ARCA Racing Network |
| Announcers: | Bob Dillner, Jim Trebow |
| Car: | 18 |
| Network: | MAVTV |
| Description: | Race 11 of 20 of the 2021 ARCA Menards Series Race 6 of 8 of the 2021 ARCA Menards Series East Race 5 of 10 of the 2021 Sioux Chief Showdown |
| Year: | 2021 |
| Race Name: | Shore Lunch 150 |
| Official Name: | Shore Lunch 150 |
| Scheduled Mi: | 131.25 |
| Distance Mi: | 131.25 |
| Avg: | 91.588mph |
The 2021 Shore Lunch 150 was the 11th stock car race of the 2021 ARCA Menards Series season, the sixth race of the 2021 ARCA Menards Series East season, the fifth race of the 2021 Sioux Chief Showdown season, and the 15th iteration of the event. The race was held on Saturday, July 24, in Newton, Iowa at Iowa Speedway, a 7⁄8 mile (1.4 km) permanent D-shaped oval racetrack. The race would take the scheduled 150 laps to complete. At race's end, Ty Gibbs of Joe Gibbs Racing would dominate the race and win his 14th career ARCA Menards Series win and his sixth of the season.[1] To fill out the podium, Daniel Dye of GMS Racing and Taylor Gray of David Gilliland Racing would finish second and third, respectively.
The only 45-minute practice session would occur on Saturday, July 24, at 4:15 PM CST.[2] Ty Gibbs of Joe Gibbs Racing would set the fastest time in the session with a lap of 24.649 and an average speed of 127.794mph.[3]
| Pos. | Driver | Team | Make | Time | Speed | ||
|---|---|---|---|---|---|---|---|
| 1 | 18 | Ty Gibbs | Joe Gibbs Racing | Toyota | 24.649 | 127.794 | |
| 2 | 20 | Corey Heim | Venturini Motorsports | Toyota | 24.739 | 127.329 | |
| 3 | 81 | Sammy Smith | Joe Gibbs Racing | Toyota | 24.773 | 127.155 | |
| Full practice results | |||||||
Qualifying would take place on Saturday, July 24, at 6:00 PM CST. Drivers would all have two laps to set a time- the fastest of the two would be counted. Ty Gibbs of Joe Gibbs Racing would win the pole with a lap of 24.294 and an average speed of 129.662mph.[4]
No drivers would fail to qualify.