Johnson closed out an 8-year career in 1977 with 29 appearances for the only team he ever suited up for: the Chicago White Sox.
In those 29 games he posted a 4-5 record with a 4.01 earned run average in 92 innings of work.
He pitched for the White Sox from 1969 to 1977, having a couple of nice seasons.
In 1971 he went 12-10 with a 2.93 ERA in 53 games, 16 of which were starts, along with 14 saves and 153 strikeouts in 178 innings.
Then in 1974 he appeared in 18 games, all starts, and finished with a 10-4 record along with a 2.74 ERA with eight complete games over 121.2 innings pitched.
For his career, Johnson finished with a 43 and 51 record, with a 3.94 ERA, six shutouts, 17 saves and 520 strikeouts over 185 games (97 of them starts), and 809.1 innings pitched.