Bill Simpson Net Worth

He used DuPont product Nomex to create the first fire suit used in auto racing. Simpson Performance Products was part of a controversy in 2001 after the death of Dale Earnhardt about whether the seat belt malfunctioned. Simpson sued NASCAR for defamation of character to the tune of $8.5 million but later withdrew the suit. He started Impact! Racing in 2002 and sold it in 2010. Simpson authored the books Racing Safely, Living Dangerously and Through the Fire. He was inducted into the Motorsports Hall of Fame of America in 2003.