Sam McQuagg at Martinsville
Sam McQuagg has made 3 NASCAR Cup Series starts at Martinsville since 1966, with 0 wins, 0 top-10s and an average finish of 21.0.
Totals at Martinsville by series
| Series | Starts | Wins | Top 5 | Top 10 | Laps led | Avg finish | Avg start | Best finish |
|---|---|---|---|---|---|---|---|---|
| Cup Series | 3 | 0 | 0 | 0 | 0 | 21 | 7 | 16 |
Every start at Martinsville
| Date | Race | Series | Start | Finish | Laps led | Status |
|---|---|---|---|---|---|---|
| April 23, 1967 | 1967 Virginia 500 | Grand National Series | 7 | 29 | 0 | Oil pan |
| September 25, 1966 | 1966 Old Dominion 500 | Grand National Series | 11 | 18 | 0 | Steering |
| April 24, 1966 | 1966 Virginia 500 | Grand National Series | 3 | 16 | 0 | Engine |