| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 10.17 | 197106290_NYN_PHI |
| Vida Blue | OAK | 8.87 | 197106290_MIN_OAK |
| Wilbur Wood | CHA | 6.76 | 197106302_CHA_MIL |
| Mel Stottlemyre | NYA | 4.99 | 197106300_NYA_TEX |
| Mike Cuellar | BAL | 3.88 | 197106301_BAL_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Murphy | ANA | -4.57 | 197106290_KCA_ANA |
| Gary Peters | BOS | -3.34 | 197106300_BOS_DET |
| Jim Nash | ATL | -3.29 | 197106282_ATL_HOU |
| Reggie Cleveland | SLN | -2.74 | 197106290_PIT_SLN |
| Tony Cloninger | CIN | -1.48 | 197106290_CIN_WAS |
Based on accumulated WAA for this season up to 1971-06-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 7.3 | Vida Blue | 164.3 | OAK |
| +004+ | 4.61 | Wilbur Wood | 123 | CHA |
| +006+ | 4.44 | Tom Seaver | 137.3 | NYN |
| +012+ | 3.71 | Larry Dierker | 128.7 | HOU |
| +014+ | 3.65 | Dock Ellis | 124.7 | PIT |
| +016+ | 3.29 | Al Downing | 129 | LAN |
| +021+ | 3.05 | Dave Roberts | 122 | SDN |
| +023+ | 2.95 | Nolan Ryan | 92.3 | NYN |
| +024+ | 2.9 | Tom Bradley | 138 | CHA |
| +027+ | 2.87 | Ron Bryant | 105.7 | SFN |
| +029+ | 2.82 | Ray Lamb | 84.7 | CLE |
| +033+ | 2.73 | Juan Marichal | 140.3 | SFN |
| +037+ | 2.68 | Bill Parsons | 113.3 | MIL |
| +038+ | 2.68 | Mel Stottlemyre | 140.3 | NYA |
| +039+ | 2.66 | Sonny Siebert | 125 | BOS |
| +041+ | 2.55 | Jim Palmer | 140.3 | BAL |
| +046+ | 2.38 | Ferguson Jenkins | 151.7 | CHN |
| +047+ | 2.32 | Bert Blyleven | 139 | MIN |
| +048+ | 2.31 | Sam McDowell | 124 | CLE |
| +052+ | 2.15 | Marty Pattin | 129.7 | MIL |
| +054+ | 2.11 | Don Gullett | 102.3 | CIN |
| +058+ | 2.03 | Gary Nolan | 124.3 | CIN |
| +060+ | 2.02 | Ken Forsch | 66.3 | HOU |
| +064+ | 1.92 | Gary Gentry | 108.3 | NYN |
| +068+ | 1.83 | Bill Stoneman | 136.7 | WAS |
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