CREATE TABLE table_2439 ("Position" FLOAT, "Driver" CLOB, "Points" FLOAT, "Winnings" CLOB, "Series" CLOB)

Which drivers won $40,000 in the NASCAR Winston Cup?
SELECT "Driver" FROM table_2439 WHERE "Series" = 'NASCAR Winston Cup' AND "Winnings" = '$40,000'
SELECT "Driver" FROM "table_2439" WHERE "Series" = 'NASCAR Winston Cup' AND "Winnings" = '$40,000'