| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Messersmith | LAN | 8.78 | 197505260_LAN_NYN |
| Bert Blyleven | MIN | 7.63 | 197505270_MIN_DET |
| Jim Palmer | BAL | 6.55 | 197505250_BAL_KCA |
| Tom Seaver | NYN | 6.44 | 197505260_LAN_NYN |
| Ken Holtzman | OAK | 3.95 | 197505260_BAL_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Fritz Peterson | CLE | -2.53 | 197505260_CLE_ANA |
| Burt Hooton | LAN | -2.23 | 197505270_LAN_NYN |
| Jim Bibby | TEX | -2 | 197505250_TEX_NYA |
| J.R. Richard | HOU | -1.63 | 197505260_HOU_PIT |
| Roric Harrison | ATL | -1.55 | 197505260_ATL_CHN |
Based on accumulated WAA for this season up to 1975-05-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.22 | Don Sutton | 98.7 | LAN |
| +002+ | 3.39 | Randy Jones | 74 | SDN |
| +003+ | 3.26 | Jim Palmer | 82 | BAL |
| +004+ | 3.05 | Jim Lonborg | 73.7 | PHI |
| +007+ | 2.89 | Andy Messersmith | 100.3 | LAN |
| +010+ | 2.77 | Steve Stone | 44.3 | CHN |
| +011+ | 2.71 | Joe McIntosh | 68.3 | SDN |
| +013+ | 2.6 | Jim Hughes | 50.3 | MIN |
| +014+ | 2.49 | Steve Busby | 92.3 | KCA |
| +015+ | 2.44 | Nolan Ryan | 79.7 | ANA |
| +016+ | 2.42 | Tom Seaver | 77.7 | NYN |
| +019+ | 2.24 | Tom Underwood | 64 | PHI |
| +021+ | 2.1 | Bill Hands | 55.7 | TEX |
| +022+ | 2.08 | Phil Niekro | 81 | ATL |
| +023+ | 2.05 | Jim Kaat | 80.3 | CHA |
| +024+ | 1.97 | Dennis Eckersley | 23.3 | CLE |
| +025+ | 1.88 | Jim Barr | 73.7 | SFN |
| +029+ | 1.71 | Don Gullett | 76.3 | CIN |
| +039+ | 1.48 | Woodie Fryman | 54 | WAS |
| +040+ | 1.47 | Jim Kern | 54.7 | CLE |
| +041+ | 1.46 | John Montefusco | 58.3 | SFN |
| +047+ | 1.36 | Bruce Kison | 59.3 | PIT |
| +053+ | 1.3 | Gaylord Perry | 97.3 | CLE |
| +055+ | 1.27 | Vida Blue | 84.7 | OAK |
| XXXXX | 1.22 | Pete Broberg | 73.7 | MIL |
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