| Track | Big Sky,MT |
| Series | American Sprint Car Series (ASCS) |
Count: 8
| Race Date | Class | Series | Track | Watch | Race | Car Count | Winner | Start | Story |
| Saturday, August 29, 2026 | Wing 360 | ASCS | Big Sky,MT | DirtVision | Harvey Ostermiller Memorial | | | | |
| Friday, August 28, 2026 | Wing 360 | ASCS | Big Sky,MT | DirtVision | Harvey Ostermiller Memorial | | | | |
| Saturday, August 23, 2025 | Wing 360 | ASCS,ASCSF | Big Sky,MT | | Harvey Ostermiller Memorial | 38 | Ryan Timms | 1 | Ryan Timms Leads Harvey Ostermiller Memorial Flag-to-Flag for $15,000 Big Sky Sweep |
| Friday, August 22, 2025 | Wing 360 | ASCS,ASCSF | Big Sky,MT | | Harvey Ostermiller Memorial | 37 | Ryan Timms | 1 | Ryan Timms Dominates Harvey Ostermiller Memorial Prelim Feature at Big Sky |
| Saturday, August 24, 2024 | Wing 360 | ASCS,ASCSF | Big Sky,MT | | Harvey Ostermiller Memorial | 33 | Jake Bubak | 1 | Bubak Takes Second-Straight Harvey Ostermiller Memorial Victory at Big Sky |
| Friday, August 23, 2024 | Wing 360 | ASCS,ASCSF | Big Sky,MT | | Harvey Ostermiller Memorial | 34 | Seth Bergman | 4 | Bergman Back in Victory Lane on Night One at Big Sky |
| Saturday, July 20, 2019 | Wing 360 | ASCS,ASCSF | Big Sky,MT | | | 28 | Blake Hahn | 2 | Hahn Holds Off Hafertepe In Lucas Oil American Sprint Car Series Battle At Big Sky Speedway Finale |
| Friday, July 19, 2019 | Wing 360 | ASCS,ASCSF | Big Sky,MT | | | 29 | Sam Hafertepe Jr | 7 | Hafertepe Tops Battle At Big Sky Opener With Lucas Oil American Sprint Car Series |
