| Starter | Tm | Tier | Game |
|---|---|---|---|
| Larry Dierker | HOU | 5.49 | 197107070_HOU_SFN |
| Mel Stottlemyre | NYA | 4.98 | 197107050_NYA_BOS |
| Dock Ellis | PIT | 3.79 | 197107060_CIN_PIT |
| Al Downing | LAN | 3.04 | 197107071_CHN_LAN |
| Jerry Koosman | NYN | 2.55 | 197107060_WAS_NYN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gary Peters | BOS | -3.44 | 197107050_NYA_BOS |
| Reggie Cleveland | SLN | -2.06 | 197107050_SLN_SDN |
| Mike Kilkenny | DET | -1.6 | 197107070_NYA_DET |
| Joe Horlen | CHA | -1.55 | 197107052_CHA_KCA |
| Steve Hargan | CLE | -1.52 | 197107050_TEX_CLE |
Based on accumulated WAA for this season up to 1971-07-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.83 | Vida Blue | 173.3 | OAK |
| +004+ | 5.34 | Wilbur Wood | 132 | CHA |
| +006+ | 4.48 | Tom Seaver | 143.3 | NYN |
| +007+ | 4.41 | Dock Ellis | 136.7 | PIT |
| +015+ | 3.7 | Bill Parsons | 131.3 | MIL |
| +017+ | 3.55 | Al Downing | 143 | LAN |
| +018+ | 3.53 | Dave Roberts | 131 | SDN |
| +020+ | 3.44 | Larry Dierker | 142 | HOU |
| +025+ | 3.13 | Nolan Ryan | 100 | NYN |
| +035+ | 2.76 | Jim Palmer | 148.3 | BAL |
| +036+ | 2.73 | Ray Lamb | 96.7 | CLE |
| +038+ | 2.63 | Juan Marichal | 147.3 | SFN |
| +041+ | 2.58 | Don Gullett | 108.3 | CIN |
| +044+ | 2.5 | Sam McDowell | 132 | CLE |
| +045+ | 2.49 | Ken Forsch | 75.3 | HOU |
| +047+ | 2.34 | John Cumberland | 60.3 | SFN |
| +048+ | 2.33 | Eddie Fisher | 70 | ANA |
| +056+ | 2.22 | Ferguson Jenkins | 165.7 | CHN |
| +055+ | 2.22 | Don Sutton | 137 | LAN |
| +057+ | 2.21 | Mike Hedlund | 110.3 | KCA |
| +059+ | 2.15 | Tom Bradley | 144.3 | CHA |
| +060+ | 2.13 | Mickey Lolich | 197.7 | DET |
| +063+ | 2.06 | Sonny Siebert | 136 | BOS |
| +067+ | 1.97 | Mike Cuellar | 156.7 | BAL |
| +069+ | 1.93 | Skip Lockwood | 107.3 | MIL |
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