Dave Marcis at Ontario Motor Speedway
Dave Marcis has made 7 NASCAR Cup Series starts at Ontario Motor Speedway since 1974, with 0 wins, 1 top-10 and an average finish of 16.7.
Totals at Ontario Motor Speedway by series
| Series | Starts | Wins | Top 5 | Top 10 | Laps led | Avg finish | Avg start | Best finish |
|---|---|---|---|---|---|---|---|---|
| Cup Series | 7 | 0 | 1 | 1 | 14 | 16.7 | 14 | 3 |
Every start at Ontario Motor Speedway
| Date | Race | Series | Start | Finish | Laps led | Status |
|---|---|---|---|---|---|---|
| November 15, 1980 | 1980 Los Angeles Times 500 | Winston Cup Series | 16 | 15 | 9 | Running |
| November 18, 1979 | 1979 Los Angeles Times 500 | Winston Cup Series | 28 | 17 | 0 | Running |
| November 19, 1978 | 1978 Los Angeles Times 500 | Winston Cup Series | 12 | 27 | 0 | Running |
| November 20, 1977 | 1977 Los Angeles Times 500 | Winston Cup Series | 11 | 14 | 0 | Running |
| November 21, 1976 | 1976 Los Angeles Times 500 | Winston Cup Series | 2 | 24 | 0 | Engine |
| November 23, 1975 | 1975 Los Angeles Times 500 | Winston Cup Series | 3 | 3 | 5 | Running |
| November 24, 1974 | 1974 Los Angeles Times 500 | Winston Cup Series | 26 | 17 | 0 | Running |