Bobby Isaac at Trenton Speedway
Bobby Isaac has made 4 NASCAR Cup Series starts at Trenton Speedway since 1968, with 0 wins, 2 top-10s and an average finish of 10.0.
Totals at Trenton Speedway by series
| Series | Starts | Wins | Top 5 | Top 10 | Laps led | Avg finish | Avg start | Best finish |
|---|---|---|---|---|---|---|---|---|
| Cup Series | 4 | 0 | 2 | 2 | 260 | 10 | 1.8 | 2 |
Every start at Trenton Speedway
| Date | Race | Series | Start | Finish | Laps led | Status |
|---|---|---|---|---|---|---|
| July 16, 1972 | 1972 Northern 300 | Winston Cup Series | 1 | 2 | 117 | Running |
| July 12, 1970 | 1970 Schaefer 300 | Grand National Series | 1 | 19 | 4 | Engine |
| July 13, 1969 | 1969 Northern 300 | Grand National Series | 1 | 3 | 137 | Running |
| July 14, 1968 | 1968 Northern 300 | Grand National Series | 4 | 16 | 2 | Engine |