| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 13.66 | 197506301_BAL_BOS |
| Andy Messersmith | LAN | 11.05 | 197506300_SDN_LAN |
| Phil Niekro | ATL | 4.45 | 197507020_ATL_SFN |
| Bert Blyleven | MIN | 2.53 | 197507020_ANA_MIN |
| Steve Busby | KCA | 1.99 | 197507010_KCA_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roric Harrison | CLE | -3.63 | 197506301_DET_CLE |
| Stan Bahnsen | OAK | -3.14 | 197506300_OAK_CHA |
| Lerrin LaGrow | DET | -1.95 | 197506302_DET_CLE |
| Wilbur Wood | CHA | -1.78 | 197506300_OAK_CHA |
| Burt Hooton | LAN | -1.71 | 197507010_SDN_LAN |
Based on accumulated WAA for this season up to 1975-07-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.56 | Jim Palmer | 152 | BAL |
| +002+ | 6.34 | Andy Messersmith | 170 | LAN |
| +003+ | 5.92 | Tom Seaver | 138.3 | NYN |
| +005+ | 5.19 | Randy Jones | 128 | SDN |
| +006+ | 4.51 | Don Sutton | 156 | LAN |
| +009+ | 4.16 | Phil Niekro | 143 | ATL |
| +010+ | 3.95 | Steve Busby | 154 | KCA |
| +011+ | 3.95 | Don Gullett | 112 | CIN |
| +015+ | 3.41 | Jerry Reuss | 110.7 | PIT |
| +017+ | 3.37 | Jim Hunter | 158 | NYA |
| +019+ | 3.27 | Ed Figueroa | 95 | ANA |
| +021+ | 3.21 | Bob Forsch | 120.7 | SLN |
| +024+ | 3.03 | Steve Rogers | 101.3 | WAS |
| +027+ | 2.9 | Jim Barr | 116 | SFN |
| +029+ | 2.84 | Jim Kaat | 140.7 | CHA |
| +030+ | 2.81 | Dennis Eckersley | 77.7 | CLE |
| +042+ | 2.4 | Nolan Ryan | 126.7 | ANA |
| +044+ | 2.36 | Brent Strom | 37.7 | SDN |
| +046+ | 2.32 | Bill Castro | 67.7 | MIL |
| +049+ | 2.13 | Jim Lonborg | 125.3 | PHI |
| +050+ | 2.12 | Larry Demery | 54 | PIT |
| +062+ | 1.85 | Tom Underwood | 107.3 | PHI |
| +066+ | 1.76 | Vida Blue | 147.7 | OAK |
| +069+ | 1.74 | Ken Holtzman | 137.7 | OAK |
| +070+ | 1.73 | John Montefusco | 100 | SFN |
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