| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 11.56 | 197509030_BOS_BAL |
| Andy Messersmith | LAN | 10.26 | 197509030_LAN_CIN |
| Jim Hunter | NYA | 5.77 | 197509030_NYA_DET |
| Frank Tanana | ANA | 4.6 | 197509020_OAK_ANA |
| Jerry Reuss | PIT | 4.22 | 197509030_PIT_NYN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Hassler | ANA | -5.95 | 197509030_TEX_ANA |
| Joe Coleman | DET | -5.02 | 197509020_MIL_DET |
| Reggie Cleveland | BOS | -2.13 | 197509020_NYA_BOS |
| J.R. Richard | HOU | -1.55 | 197509030_SFN_HOU |
| Roric Harrison | CLE | -1.24 | 197509040_CLE_MIL |
Based on accumulated WAA for this season up to 1975-09-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.33 | Tom Seaver | 244.3 | NYN |
| +002+ | 9.28 | Jim Palmer | 272 | BAL |
| +003+ | 7.83 | Andy Messersmith | 283 | LAN |
| +004+ | 7.72 | Randy Jones | 238.3 | SDN |
| +007+ | 7.22 | Jim Hunter | 285 | NYA |
| +010+ | 6.5 | Frank Tanana | 207.3 | ANA |
| +012+ | 6.09 | Jerry Reuss | 205.7 | PIT |
| +020+ | 4.74 | Jim Kaat | 266.3 | CHA |
| +021+ | 4.69 | Bob Forsch | 201 | SLN |
| +023+ | 4.62 | Don Sutton | 243 | LAN |
| +025+ | 4.56 | Don Gullett | 136.7 | CIN |
| +026+ | 4.47 | Dennis Eckersley | 152.7 | CLE |
| +027+ | 4.44 | Bert Blyleven | 226 | MIN |
| +029+ | 4.35 | Steve Busby | 230.7 | KCA |
| +040+ | 3.82 | Phil Niekro | 244.3 | ATL |
| +041+ | 3.75 | Ed Figueroa | 197.3 | ANA |
| +043+ | 3.69 | John Montefusco | 206.3 | SFN |
| +044+ | 3.6 | Vida Blue | 237.7 | OAK |
| +045+ | 3.44 | Jim Barr | 201 | SFN |
| +056+ | 3.14 | Gaylord Perry | 262.3 | TOT |
| +068+ | 2.75 | Gary Nolan | 186.7 | CIN |
| +070+ | 2.61 | Doug Rau | 229.3 | LAN |
| +075+ | 2.49 | Brent Strom | 83.3 | SDN |
| +083+ | 2.33 | Steve Rogers | 209 | WAS |
| +085+ | 2.31 | Paul Splittorff | 134 | KCA |
_