| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 13.66 | 197506301_BAL_BOS |
| Tom Seaver | NYN | 12.23 | 197506292_PHI_NYN |
| Andy Messersmith | LAN | 11.05 | 197506300_SDN_LAN |
| Jim Hunter | NYA | 5.01 | 197506290_NYA_BOS |
| Nolan Ryan | ANA | 4.64 | 197506290_OAK_ANA |
| 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 |
| Pete Broberg | MIL | -1.8 | 197506290_CLE_MIL |
| Wilbur Wood | CHA | -1.78 | 197506300_OAK_CHA |
Based on accumulated WAA for this season up to 1975-07-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.53 | Jim Palmer | 152 | BAL |
| +002+ | 6.4 | Andy Messersmith | 170 | LAN |
| +003+ | 5.89 | Tom Seaver | 138.3 | NYN |
| +005+ | 5.24 | Randy Jones | 128 | SDN |
| +006+ | 4.57 | Don Sutton | 156 | LAN |
| +009+ | 3.94 | Steve Busby | 154 | KCA |
| +010+ | 3.93 | Don Gullett | 112 | CIN |
| +012+ | 3.39 | Jerry Reuss | 110.7 | PIT |
| +014+ | 3.35 | Phil Niekro | 134 | ATL |
| +015+ | 3.33 | Jim Hunter | 158 | NYA |
| +018+ | 3.24 | Ed Figueroa | 95 | ANA |
| +021+ | 3.17 | Bob Forsch | 120.7 | SLN |
| +024+ | 3.01 | Steve Rogers | 101.3 | WAS |
| +030+ | 2.88 | Jim Barr | 116 | SFN |
| +032+ | 2.81 | Jim Kaat | 140.7 | CHA |
| +034+ | 2.68 | Bill Castro | 64.7 | MIL |
| +036+ | 2.65 | Dennis Eckersley | 71 | CLE |
| +043+ | 2.36 | Nolan Ryan | 126.7 | ANA |
| +046+ | 2.14 | Brent Strom | 35 | SDN |
| +049+ | 2.11 | Jim Lonborg | 125.3 | PHI |
| +050+ | 2.1 | Larry Demery | 54 | PIT |
| +060+ | 1.83 | Tom Underwood | 107.3 | PHI |
| +067+ | 1.72 | Vida Blue | 147.7 | OAK |
| +068+ | 1.71 | John Montefusco | 100 | SFN |
| +069+ | 1.7 | Ken Holtzman | 137.7 | OAK |
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