The 1990 Winston 500 was a Winston Cup Series (now Nextel Cup) event held at Talladega Superspeedway on May 6, 1990. Dale Earnhardt dominated the race, leading 107 of the 188 laps in route to a two-carlength victory over Greg Sacks. Earnhardt used the win to expand his points lead, holding a 90-point championship lead on Morgan Shepherd (8th). Stats