| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 8.05 | 197105311_BAL_CHA |
| Mel Stottlemyre | NYA | 6.07 | 197105300_ANA_NYA |
| Gaylord Perry | SFN | 4.84 | 197105301_WAS_SFN |
| Jerry Koosman | NYN | 4.19 | 197105310_NYN_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 1971-06-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.47 | Vida Blue | 112.3 | OAK |
| +003+ | 4 | Tom Bradley | 91 | CHA |
| +005+ | 3.56 | Bert Blyleven | 96.7 | MIN |
| +006+ | 3.5 | Larry Dierker | 97 | HOU |
| +008+ | 3.43 | Dock Ellis | 86.7 | PIT |
| +009+ | 3.41 | Sonny Siebert | 86.3 | BOS |
| +012+ | 3.27 | Juan Marichal | 97.3 | SFN |
| +014+ | 2.75 | Bill Parsons | 77.3 | MIL |
| +015+ | 2.73 | Jim Palmer | 92.7 | BAL |
| +017+ | 2.68 | Nolan Ryan | 50 | NYN |
| +018+ | 2.65 | Tom Seaver | 89.7 | NYN |
| +026+ | 2.11 | Wilbur Wood | 65 | CHA |
| +031+ | 1.93 | Steve Carlton | 83.7 | SLN |
| +034+ | 1.91 | Marty Pattin | 92.7 | MIL |
| +035+ | 1.9 | Al Downing | 87 | LAN |
| +039+ | 1.72 | Mel Stottlemyre | 85.7 | NYA |
| +041+ | 1.71 | Dick Drago | 67 | KCA |
| +040+ | 1.71 | Bill Stoneman | 85.7 | WAS |
| +043+ | 1.69 | Claude Osteen | 94.7 | LAN |
| +051+ | 1.6 | Mike Hedlund | 68.3 | KCA |
| +052+ | 1.6 | Ken Forsch | 33.3 | HOU |
| +058+ | 1.5 | Mickey Lolich | 116.3 | DET |
| +059+ | 1.49 | Bruce DalCanton | 64.3 | KCA |
| +061+ | 1.48 | Ron Bryant | 69.3 | SFN |
| +062+ | 1.47 | Gary Gentry | 77.3 | NYN |
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