The 1990 Peak AntiFreeze 500 was a Winston Cup Series (now Nextel Cup) event held at Dover International Speedway on September 16, 1990. Bill Elliott dominated the race, leading 364 of the 500 laps in route to a 1.38 second victory on Mark Martin. It was Elliott's only win of the year. Martin, in the meantime, held a 21-point championship lead on Dale Earnhardt (3rd) following the event. Stats