| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vida Blue | OAK | 19.29 | 197109070_ANA_OAK |
| Wilbur Wood | CHA | 13.23 | 197109080_MIN_CHA |
| Jim Palmer | BAL | 3.07 | 197109090_TEX_BAL |
| Don Gullett | CIN | 2.69 | 197109080_CIN_SDN |
| Al Downing | LAN | 2.04 | 197109090_LAN_SDN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Carl Morton | WAS | -3.22 | 197109080_NYN_WAS |
| Jim Perry | MIN | -2.33 | 197109070_MIN_CHA |
| Bill Singer | LAN | -1.93 | 197109080_SFN_LAN |
| Ken Reynolds | PHI | -1.86 | 197109070_SLN_PHI |
| Jim Lonborg | BOS | -1.68 | 197109090_BOS_DET |
Based on accumulated WAA for this season up to 1971-09-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 11.09 | Vida Blue | 287 | OAK |
| +003+ | 9.66 | Wilbur Wood | 283 | CHA |
| +004+ | 9.17 | Tom Seaver | 243.3 | NYN |
| +006+ | 8.78 | Dave Roberts | 233.3 | SDN |
| +016+ | 5.18 | Don Gullett | 197.7 | CIN |
| +020+ | 4.81 | Ferguson Jenkins | 282 | CHN |
| +023+ | 4.55 | Don Wilson | 234 | HOU |
| +024+ | 4.53 | Jim Palmer | 250.7 | BAL |
| +027+ | 4.45 | Al Downing | 236.3 | LAN |
| +029+ | 4.31 | Don Sutton | 224.3 | LAN |
| +035+ | 3.96 | Tom Bradley | 246.7 | CHA |
| +037+ | 3.96 | Bill Parsons | 221.3 | MIL |
| +036+ | 3.96 | Mickey Lolich | 328 | DET |
| +040+ | 3.82 | Paul Splittorff | 126.7 | KCA |
| +046+ | 3.67 | Mel Stottlemyre | 236 | NYA |
| +048+ | 3.64 | Sonny Siebert | 228.7 | BOS |
| +056+ | 3.36 | Pat Dobson | 251.7 | BAL |
| +063+ | 3.02 | Mike Hedlund | 175 | KCA |
| +066+ | 2.86 | Juan Marichal | 241.3 | SFN |
| +067+ | 2.84 | Marty Pattin | 235.7 | MIL |
| +068+ | 2.83 | Bert Blyleven | 237 | MIN |
| +070+ | 2.77 | Dock Ellis | 204.3 | PIT |
| +071+ | 2.75 | Dick Drago | 209.7 | KCA |
| +073+ | 2.69 | Steve Kline | 203.3 | NYA |
| +074+ | 2.64 | Gaylord Perry | 238.7 | SFN |
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