| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 9.36 | 197105291_NYN_SDN |
| Jim Palmer | BAL | 8.05 | 197105311_BAL_CHA |
| Mel Stottlemyre | NYA | 6.07 | 197105300_ANA_NYA |
| Gaylord Perry | SFN | 4.84 | 197105301_WAS_SFN |
| Larry Dierker | HOU | 4.06 | 197105310_HOU_CIN |
| 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 |
| Rich Robertson | SFN | -2.06 | 197105302_WAS_SFN |
Based on accumulated WAA for this season up to 1971-05-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.16 | Vida Blue | 103.3 | OAK |
| +002+ | 4 | Tom Bradley | 91 | CHA |
| +005+ | 3.55 | Bert Blyleven | 96.7 | MIN |
| +006+ | 3.5 | Larry Dierker | 97 | HOU |
| +008+ | 3.41 | Sonny Siebert | 86.3 | BOS |
| +009+ | 3.26 | Juan Marichal | 97.3 | SFN |
| +014+ | 2.75 | Bill Parsons | 77.3 | MIL |
| +015+ | 2.73 | Jim Palmer | 92.7 | BAL |
| +017+ | 2.7 | Dock Ellis | 77.7 | PIT |
| +018+ | 2.67 | Nolan Ryan | 50 | NYN |
| +019+ | 2.65 | Tom Seaver | 89.7 | NYN |
| +025+ | 2.1 | Wilbur Wood | 65 | CHA |
| +031+ | 1.91 | Steve Carlton | 83.7 | SLN |
| +033+ | 1.83 | Al Downing | 81 | LAN |
| +035+ | 1.8 | Marty Pattin | 83.7 | MIL |
| +038+ | 1.75 | Gary Gentry | 70.3 | NYN |
| +042+ | 1.72 | Mel Stottlemyre | 85.7 | NYA |
| +045+ | 1.7 | Dick Drago | 67 | KCA |
| +044+ | 1.7 | Bill Stoneman | 85.7 | WAS |
| +046+ | 1.69 | Claude Osteen | 94.7 | LAN |
| +049+ | 1.59 | Ken Forsch | 33.3 | HOU |
| +051+ | 1.53 | Steve Kline | 75.7 | NYA |
| +057+ | 1.48 | Bruce DalCanton | 64.3 | KCA |
| +060+ | 1.47 | Ron Bryant | 69.3 | SFN |
| +059+ | 1.47 | Mickey Lolich | 116.3 | DET |
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