Bobby Valentine is fired as manager of the Texas Rangers. At the time, he had managed the team for 1,186 games, the most in major league history with one club without winning a division or league title. Toby Harrah replaces Valentine on an interim basis.

On July 9, 1992 Bobby Valentine is fired as manager of the Texas Rangers. At the time, he had managed the team for 1,186 games, the most in major league history with one club without winning a division or league title. Toby Harrah replaces Valentine on an interim basis.

Source:

Baseball Reference July 9