Stephen Michael Gregory
Birthplace: Indianapolis, Indiana
Born: June 16, 1943
Died: September 10, 1993
Buzz Gregory
Stephen Michael Gregory
Birthplace: Indianapolis, Indiana
Born: June 16, 1943
Died: September 10, 1993
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| Year | Series | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles | Points | Standing |
| 1964 | USAC | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 15 | 44 |
| Total | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 15 |
| Track Type | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| Paved Oval | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 12 | 0 |
| Series | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| USAC | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 12 | 0 |
| Start # | Date | Track | Type | Series | Car # | Sponsor/Name | Chassis | Engine | Start | Finish | Laps | Status |
Points |
| 1 | 7/19/1964 | Trenton 2 | PO | USAC | 27 | Enterprise Machine | Flynn D | Offy | 24 | 12 | 134 | Flagged |
15 |
| -- | 11/22/1964 | Phoenix 2 | PO | USAC | 28 | Lynch | Kuzma D | Offy | -- | -- | -- | DNS, too slow | |
| --/ | 11/22/1964 | Phoenix 2 | PO | USAC | 73 | Jerry Alderman | Borth RE | Buick | -- | -- | -- | Wrecked turn 3, practice | |