| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Messersmith | LAN | 15.47 | 197507170_PIT_LAN |
| Tom Seaver | NYN | 14.45 | 197507130_NYN_CIN |
| Jim Hunter | NYA | 5.87 | 197507180_NYA_TEX |
| Phil Niekro | ATL | 5.29 | 197507170_ATL_NYN |
| Ken Holtzman | OAK | 3.03 | 197507130_BAL_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Coleman | DET | -5.55 | 197507130_DET_KCA |
| Stan Bahnsen | OAK | -3.48 | 197507180_OAK_CLE |
| Jim Bibby | CLE | -2.25 | 197507180_OAK_CLE |
| J.R. Richard | HOU | -2.21 | 197507180_HOU_PHI |
| Jim Slaton | MIL | -2.13 | 197507180_ANA_MIL |
Based on accumulated WAA for this season up to 1975-07-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.01 | Andy Messersmith | 199 | LAN |
| +002+ | 6.69 | Tom Seaver | 163 | NYN |
| +004+ | 5.67 | Jim Palmer | 175.3 | BAL |
| +005+ | 5.57 | Don Sutton | 170 | LAN |
| +006+ | 5.49 | Randy Jones | 158.7 | SDN |
| +012+ | 4.38 | Jerry Reuss | 129 | PIT |
| +013+ | 4.29 | Jim Hunter | 191.3 | NYA |
| +016+ | 4.1 | Ed Figueroa | 119 | ANA |
| +019+ | 3.92 | Jim Kaat | 169 | CHA |
| +020+ | 3.9 | Phil Niekro | 163 | ATL |
| +021+ | 3.67 | Bob Forsch | 140.7 | SLN |
| +022+ | 3.65 | Jim Barr | 126 | SFN |
| +033+ | 3 | Steve Busby | 174 | KCA |
| +035+ | 2.79 | Dennis Eckersley | 91.7 | CLE |
| +041+ | 2.61 | Steve Rogers | 128.3 | WAS |
| +056+ | 2.29 | Vida Blue | 165.7 | OAK |
| +061+ | 2.17 | Bill Castro | 68 | MIL |
| +065+ | 2.07 | John Montefusco | 120 | SFN |
| +064+ | 2.07 | Gary Nolan | 138.7 | CIN |
| +072+ | 1.86 | Ken Brett | 68 | PIT |
| +076+ | 1.8 | John Denny | 66.3 | SLN |
| +077+ | 1.78 | Ken Holtzman | 164.7 | OAK |
| +082+ | 1.74 | Mickey Lolich | 136.7 | DET |
| +083+ | 1.74 | Woodie Fryman | 108.3 | WAS |
| +088+ | 1.69 | Brent Strom | 62 | SDN |
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