On July 29 and August 7, Fidrych threw consecutive six-hit complete games. He won one of the games and lost the other. The Tigers edged the Rangers, 4–3, on August 11 as Fidrych notched his 13th win over Gaylord Perry. Six days later, the Tigers drew a season-high 51,822 fans as Fidrych went to 14–4, beating opposing pitcher Frank Tanana 3–2. On August 25, the Tigers downed the White Sox, 3–1, in front of 40,000 fans on a Wednesday night in Detroit. Fidrych held the White Sox to five hits in a game which lasted only 108 minutes. Between August 29 and September 17, Fidrych lost three consecutive decisions, bringing his record to 16–9.