Dick Radatz had 181 Ks in 1964 for Boston Red Sox. He pitched in 79 games but never started any of them. For his career he had 745 Ks in 381 games - he never started a game. John Franco has the career record (at end of 2003 season) - 923 in 1036 games.

Here's a list of pitchers that SO 130 or more batters in a single season without starting a game: ----- Pitcher --- YEAR SO GS 1 Dick Radatz 1964 181 0 2 Mark Eichhorn 1986 166 0 3 Dick Radatz 1963 162 0 4 Brad Lidge 2004 157 0 5 Dick Selma 1970 153 0 6 Goose Gossage 1977 151 0 7 Dick Radatz 1962 144 0 8 Mike Marshall 1974 143 0 9 Rob Dibble 1989 141 0 10 Eric Gagne 2003 137 0 T11 Rob Dibble 1990 136 0 T11 Jim Kern 1979 136 0 13 John Hiller 1974 134 0 14 Duane Ward 1991 132 0 T15 Goose Gossage 1975 130 0 T15 Mariano Rivera 1996 130 0 Here's a list of pitchers that SO 700 or more batters in a career without starting a game: ---- Pitcher ---- SO GS 1 John Franco 975 0 2 Trevor Hoffman 915 0 3 Jeff Reardon 877 0 4 Sparky Lyle 873 0 T5 Tom Henke 861 0 T5 Bruce Sutter 861 0 7 Armando Benitez 849 0 8 Billy Wagner 840 0 9 Jeff Nelson 827 0 10 Kent Tekulve 779 0 11 Dick Radatz 745 0 12 Troy Percival 700 0