J.D. McDuffie at Ontario Motor Speedway

J.D. McDuffie has made 9 NASCAR Cup Series starts at Ontario Motor Speedway since 1971, with 0 wins, 1 top-10 and an average finish of 21.2.

Totals at Ontario Motor Speedway by series

Series	Starts	Wins	Top 5	Top 10	Laps led	Avg finish	Avg start	Best finish
Cup Series	9	0	0	1	0	21.2	28.4	10

Date	Race	Series	Start	Finish	Status
November 15, 1980	1980 Los Angeles Times 500	Winston Cup Series	31	14	Running
November 18, 1979	1979 Los Angeles Times 500	Winston Cup Series	20	31	Engine
November 19, 1978	1978 Los Angeles Times 500	Winston Cup Series	22	26	Running
November 20, 1977	1977 Los Angeles Times 500	Winston Cup Series	26	20	Running
November 21, 1976	1976 Los Angeles Times 500	Winston Cup Series	30	11	Running
November 23, 1975	1975 Los Angeles Times 500	Winston Cup Series	17	21	Engine
November 24, 1974	1974 Los Angeles Times 500	Winston Cup Series	25	10	Running
March 5, 1972	1972 Miller High Life 500	Winston Cup Series	43	23	Running
February 28, 1971	1971 Miller High Life 500	Winston Cup Series	42	35	Engine