← J.D. McDuffie
J.D. McDuffie — Career Arc
Performance trajectory across 25 Cup Series seasons.
25
Total Seasons
1973-1975
Prime Years
21
Peak Score
Career Phases
Rookie (1963-1966)
Rising (1968-1972)
Prime (1973)
Veteran (1974-1976)
Twilight (1977-1978)
Veteran (1979)
Twilight (1980-1991)
Season-by-Season
| Year | Races | Wins | Avg Finish | Score |
|---|---|---|---|---|
| 1963 | 12 | 0 | 14.6 | 15 |
| 1966 | 36 | 0 | 15.4 | 15 |
| 1968 | 32 | 0 | 17.8 | 11 |
| 1969 | 50 | 0 | 17.4 | 10 |
| 1970 | 36 | 0 | 16.7 | 14 |
| 1971 | 43 | 0 | 18.9 | 10 |
| 1972 | 27 | 0 | 21.1 | 5 |
| 1973 | 27 | 0 | 17.4 | 21 |
| 1974 | 30 | 0 | 16.0 | 12 |
| 1975 | 26 | 0 | 19.4 | 11 |
| 1976 | 30 | 0 | 16.9 | 14 |
| 1977 | 30 | 0 | 18.5 | 5 |
| 1978 | 30 | 0 | 18.6 | 10 |
| 1979 | 31 | 0 | 17.5 | 11 |
| 1980 | 31 | 0 | 22.5 | 4 |
| 1981 | 28 | 0 | 18.8 | 1 |
| 1982 | 30 | 0 | 22.3 | 1 |
| 1983 | 25 | 0 | 25.0 | 0 |
| 1984 | 16 | 0 | 25.9 | 0 |
| 1985 | 23 | 0 | 27.5 | 0 |
| 1986 | 20 | 0 | 24.0 | 0 |
| 1987 | 17 | 0 | 27.6 | 0 |
| 1989 | 7 | 0 | 32.6 | 0 |
| 1990 | 8 | 0 | 31.1 | 0 |
| 1991 | 5 | 0 | 32.0 | 0 |
Frequently Asked Questions
When was J.D. McDuffie's prime?
Their statistical prime was 1973-1975 with an average performance score of 15/100.
How many seasons did J.D. McDuffie race in Cup?
J.D. McDuffie competed in 25 Cup Series seasons from 1963 to 1991.
What is a Prime Score?
A 0-100 composite metric combining wins, top-5 rate, top-10 rate, and average finish position. It measures a driver's overall performance in a given season relative to the field.