On August 9, 1998 — Dennis Eckersley, throwing a perfect eighth inning in the Red Sox’ 14-8 victory over Texas, ties Kent Tekulve for second on the all-time list with 1,050 appearances by a pitcher. Hoyt Wilhelm is the over-all leader with 1,070, a record the ‘Eck’ will surpass in his final major league game on September 26.

Source:
Baseball Reference August 9
National Pastime
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game