| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Messersmith | LAN | 13.63 | 197507210_CHN_LAN |
| Tom Seaver | NYN | 13.53 | 197507190_ATL_NYN |
| Jim Barr | SFN | 3.51 | 197507210_PIT_SFN |
| Jerry Reuss | PIT | 3.23 | 197507190_PIT_LAN |
| Ken Holtzman | OAK | 2.41 | 197507210_OAK_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Coleman | DET | -6.28 | 197507190_KCA_DET |
| Pete Broberg | MIL | -2.96 | 197507202_MIL_CHA |
| Fritz Peterson | CLE | -2.48 | 197507210_ANA_CLE |
| Reggie Cleveland | BOS | -2.24 | 197507202_BOS_TEX |
| Burt Hooton | LAN | -1.8 | 197507200_CHN_LAN |
Based on accumulated WAA for this season up to 1975-07-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.69 | Andy Messersmith | 208 | LAN |
| +003+ | 6.6 | Tom Seaver | 172 | NYN |
| +004+ | 5.71 | Jim Palmer | 176 | BAL |
| +005+ | 5.46 | Don Sutton | 177 | LAN |
| +006+ | 5.45 | Randy Jones | 158.7 | SDN |
| +012+ | 4.5 | Ed Figueroa | 129 | ANA |
| +013+ | 4.39 | Jerry Reuss | 136.3 | PIT |
| +016+ | 4.29 | Jim Hunter | 191.3 | NYA |
| +018+ | 3.99 | Jim Barr | 135 | SFN |
| +020+ | 3.9 | Jim Kaat | 169 | CHA |
| +021+ | 3.87 | Phil Niekro | 163 | ATL |
| +023+ | 3.63 | Bob Forsch | 140.7 | SLN |
| +032+ | 3.01 | Steve Busby | 174 | KCA |
| +043+ | 2.57 | Steve Rogers | 128.3 | WAS |
| +046+ | 2.52 | Dennis Eckersley | 96.3 | CLE |
| +050+ | 2.41 | John Montefusco | 129 | SFN |
| +051+ | 2.38 | Vida Blue | 173.7 | OAK |
| +058+ | 2.26 | Ken Brett | 75 | PIT |
| +061+ | 2.23 | Frank Tanana | 134.3 | ANA |
| +067+ | 2.09 | Gary Nolan | 138.7 | CIN |
| +069+ | 2.05 | Bill Castro | 71.3 | MIL |
| +073+ | 1.88 | Bert Blyleven | 146 | MIN |
| +074+ | 1.87 | Mickey Lolich | 145.7 | DET |
| +082+ | 1.78 | John Denny | 66.3 | SLN |
| +088+ | 1.67 | Steve Stone | 118 | CHN |
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