| Jeff Gregg's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Runlimited Test 2017 | Nebraska, US | 35 | Friday, May 12, 2017 | 06:38:23.00 |
| Bad Data 50 2016 | Nebraska, US | 34 | Friday, November 18, 2016 | Not yet started |
| Jeff Gregg's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Runlimited Test 2017 | Nebraska, US | 35 | Friday, May 12, 2017 | 06:38:23.00 |
| Bad Data 50 2016 | Nebraska, US | 34 | Friday, November 18, 2016 | Not yet started |