| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mel Stottlemyre | NYA | 5.05 | 197105260_NYA_DET |
| Gaylord Perry | SFN | 4.82 | 197105260_SFN_LAN |
| Jerry Koosman | NYN | 4.42 | 197105250_PHI_NYN |
| Bob Gibson | SLN | 3.77 | 197105240_SDN_SLN |
| Larry Dierker | HOU | 3.02 | 197105262_HOU_SDN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Murphy | ANA | -3.43 | 197105260_ANA_OAK |
| Clay Kirby | SDN | -1.92 | 197105250_HOU_SDN |
| Pat Jarvis | ATL | -1.7 | 197105260_ATL_WAS |
| Steve Blass | PIT | -1.69 | 197105260_CIN_PIT |
| Mike Kilkenny | DET | -1.52 | 197105260_NYA_DET |
Based on accumulated WAA for this season up to 1971-05-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.29 | Vida Blue | 95.7 | OAK |
| +002+ | 3.74 | Tom Bradley | 83 | CHA |
| +003+ | 3.55 | Bert Blyleven | 89.7 | MIN |
| +005+ | 3.29 | Sonny Siebert | 77.7 | BOS |
| +009+ | 2.97 | Larry Dierker | 88 | HOU |
| +011+ | 2.77 | Bill Parsons | 70.3 | MIL |
| +013+ | 2.7 | Juan Marichal | 88.3 | SFN |
| +014+ | 2.58 | Steve Kline | 73.7 | NYA |
| +016+ | 2.35 | Dock Ellis | 68.7 | PIT |
| +018+ | 2.28 | Jim Palmer | 83 | BAL |
| +021+ | 2.09 | Tom Seaver | 80.7 | NYN |
| +024+ | 1.99 | Wilbur Wood | 58.7 | CHA |
| +026+ | 1.94 | Nolan Ryan | 41 | NYN |
| +027+ | 1.88 | Mickey Lolich | 99.3 | DET |
| +028+ | 1.87 | Bill Stoneman | 79 | WAS |
| +031+ | 1.73 | Marty Pattin | 75.7 | MIL |
| +034+ | 1.71 | Gary Gentry | 70.3 | NYN |
| +041+ | 1.56 | Mel Stottlemyre | 76.7 | NYA |
| +040+ | 1.56 | Steve Carlton | 74.7 | SLN |
| +042+ | 1.52 | Dick Drago | 60 | KCA |
| +043+ | 1.52 | Al Downing | 72 | LAN |
| +047+ | 1.48 | Bruce DalCanton | 57 | KCA |
| +046+ | 1.48 | Ferguson Jenkins | 93 | CHN |
| +054+ | 1.35 | Ron Bryant | 60.3 | SFN |
| +056+ | 1.25 | Mike Hedlund | 59.3 | KCA |
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