The longest game, innings wise, in MLB history was in 1920 between the Brooklyn Robins and the Boston Braves. It lasted 26 innings and ended in a 1-1 tie.
Cy Young (active from 1890-1911) had a career won loss record of 511-316. Both his win total and loss total are MLB career records.
Cy Young had 316 career losses. He also had the most wins, complete games, innings pitched, and pretty much every other career record associated with longevity.
The Major League Record is held by Nolan Ryan with 27 years in the Major Leagues. Tommy John had 26 year in the Majors.
Nolan Ryan threw a major-league record 5,714 strikeouts during his career.
I can't say as that I know that answer but since Pete Rose holds the MLB career record for games played with 3,562 my guess would be Pete Rose.
The MLB record for innings played was 26 by Brooklyn and Boston in 1920. The minor league record is 33 innings between the Rochester Red Wings and the Pawtucket Red Socks in 1981.
Reggie Jackson holds the record for the most strikeouts in a single career in Major League Baseball, in his career he struck out 2,597 times.
The Major League Baseball team with the most consecutive scoreless innings is 56 by the Pittsburgh Pirates. They have held that record since 1903.
The Red Sox record is 45 shutout innings by Cy Young of the 1904 team. During this streak he pitched 25 1/3 hitless innings, still a major league record. The American League record for shutout innings is 56 by Walter Johnson of the 1913 Washington Senators.
Pete Rose, with 4,256 career hits.
In 1910 The Portland Beavers won their second Pacific Coast League title, achieving a remarkable record in the process; the Beavers pitchers threw a baseball record 88 consecutive shutout innings.
Pete Rose, hit 4,255 hits in his career
Nolan Ryan, with 5,714 strikeouts, holds the career record.
Most no hit innings in 1 game