| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 9.78 | 197106040_NYN_LAN |
| Mel Stottlemyre | NYA | 5.63 | 197106030_BOS_NYA |
| Gaylord Perry | SFN | 4.15 | 197106040_PHI_SFN |
| Sam McDowell | CLE | 3.59 | 197106020_CLE_MIL |
| Wilbur Wood | CHA | 3.07 | 197106040_DET_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gary Peters | BOS | -4.74 | 197106040_ANA_BOS |
| Steve Arlin | SDN | -1.26 | 197106020_PHI_SDN |
| Jim Nash | ATL | -1.2 | 197106030_HOU_ATL |
| Lew Krausse | MIL | -0.93 | 197106040_BAL_MIL |
| Ken Holtzman | CHN | -0.8 | 197106030_CHN_CIN |
Based on accumulated WAA for this season up to 1971-06-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.17 | Vida Blue | 112.3 | OAK |
| +003+ | 4.12 | Tom Bradley | 99.3 | CHA |
| +005+ | 3.49 | Larry Dierker | 97 | HOU |
| +008+ | 3.37 | Dock Ellis | 86.7 | PIT |
| +009+ | 3.18 | Bert Blyleven | 102.7 | MIN |
| +011+ | 3.14 | Sonny Siebert | 91.3 | BOS |
| +012+ | 3.09 | Tom Seaver | 98.7 | NYN |
| +013+ | 2.94 | Bill Parsons | 83 | MIL |
| +017+ | 2.7 | Juan Marichal | 104.3 | SFN |
| +018+ | 2.65 | Nolan Ryan | 50 | NYN |
| +019+ | 2.61 | Jim Palmer | 92.7 | BAL |
| +020+ | 2.53 | Wilbur Wood | 74 | CHA |
| +021+ | 2.41 | Steve Carlton | 92.7 | SLN |
| +030+ | 2.18 | Bill Stoneman | 94.7 | WAS |
| +035+ | 2.06 | Claude Osteen | 102.7 | LAN |
| +039+ | 1.88 | Mel Stottlemyre | 93.7 | NYA |
| +041+ | 1.83 | Al Downing | 87 | LAN |
| +040+ | 1.83 | Marty Pattin | 92.7 | MIL |
| +049+ | 1.65 | Dick Drago | 67 | KCA |
| +056+ | 1.55 | Mike Hedlund | 68.3 | KCA |
| +060+ | 1.44 | Bruce DalCanton | 64.3 | KCA |
| +061+ | 1.43 | Ron Bryant | 69.3 | SFN |
| +063+ | 1.42 | Mickey Lolich | 124 | DET |
| +062+ | 1.42 | Gary Gentry | 77.3 | NYN |
| +068+ | 1.4 | Clyde Wright | 98.7 | ANA |
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