| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 8.05 | 197105311_BAL_CHA |
| Jerry Koosman | NYN | 4.19 | 197105310_NYN_SFN |
| Larry Dierker | HOU | 4.06 | 197105310_HOU_CIN |
| Sam McDowell | CLE | 3.59 | 197106020_CLE_MIL |
| Juan Marichal | SFN | 3.03 | 197106020_NYN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Murphy | ANA | -4.29 | 197105310_ANA_TEX |
| Gary Peters | BOS | -3.51 | 197105312_KCA_BOS |
| Jim Bunning | PHI | -2.76 | 197105311_PHI_SDN |
| Mike Kekich | NYA | -2.07 | 197105312_OAK_NYA |
| Jerry Reuss | SLN | -1.34 | 197105310_ATL_SLN |
Based on accumulated WAA for this season up to 1971-06-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.43 | Vida Blue | 112.3 | OAK |
| +003+ | 4.16 | Tom Bradley | 99.3 | CHA |
| +005+ | 3.52 | Bert Blyleven | 96.7 | MIN |
| +006+ | 3.49 | Larry Dierker | 97 | HOU |
| +007+ | 3.4 | Dock Ellis | 86.7 | PIT |
| +011+ | 3.17 | Sonny Siebert | 91.3 | BOS |
| +012+ | 2.98 | Bill Parsons | 83 | MIL |
| +014+ | 2.74 | Juan Marichal | 104.3 | SFN |
| +016+ | 2.67 | Nolan Ryan | 50 | NYN |
| +017+ | 2.65 | Jim Palmer | 92.7 | BAL |
| +018+ | 2.63 | Tom Seaver | 89.7 | NYN |
| +029+ | 2.05 | Wilbur Wood | 65 | CHA |
| +034+ | 1.92 | Steve Carlton | 83.7 | SLN |
| +037+ | 1.87 | Al Downing | 87 | LAN |
| +035+ | 1.87 | Marty Pattin | 92.7 | MIL |
| +044+ | 1.7 | Bill Stoneman | 85.7 | WAS |
| +045+ | 1.69 | Mel Stottlemyre | 85.7 | NYA |
| +046+ | 1.68 | Dick Drago | 67 | KCA |
| +048+ | 1.66 | Claude Osteen | 94.7 | LAN |
| +052+ | 1.59 | Ken Forsch | 33.3 | HOU |
| +054+ | 1.58 | Mike Hedlund | 68.3 | KCA |
| +061+ | 1.46 | Mickey Lolich | 116.3 | DET |
| +062+ | 1.46 | Ron Bryant | 69.3 | SFN |
| +060+ | 1.46 | Bruce DalCanton | 64.3 | KCA |
| +064+ | 1.45 | Gary Gentry | 77.3 | NYN |
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