| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 9.63 | 197207070_TEX_BAL |
| Wilbur Wood | CHA | 8.12 | 197207091_DET_CHA |
| Gary Nolan | CIN | 4.57 | 197207080_CHN_CIN |
| Mickey Lolich | DET | 3.57 | 197207092_DET_CHA |
| Steve Kline | NYA | 3.49 | 197207090_NYA_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Greif | SDN | -4.48 | 197207090_SDN_PHI |
| Jerry Reuss | HOU | -2.93 | 197207080_HOU_SLN |
| Bill Champion | PHI | -2.43 | 197207080_SDN_PHI |
| Denny McLain | ATL | -2.07 | 197207090_PIT_ATL |
| Ernie McAnally | WAS | -1.3 | 197207080_SFN_WAS |
Based on accumulated WAA for this season up to 1972-07-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.44 | Gaylord Perry | 173.7 | CLE |
| +007+ | 4.37 | Pat Dobson | 148.7 | BAL |
| +008+ | 4.28 | Wilbur Wood | 189 | CHA |
| +009+ | 4.2 | Jim Hunter | 155.3 | OAK |
| +010+ | 4.2 | Don Sutton | 132 | LAN |
| +015+ | 4.03 | Jim Palmer | 130.7 | BAL |
| +017+ | 3.91 | Gary Nolan | 130.3 | CIN |
| +018+ | 3.83 | Joe Coleman | 141 | DET |
| +022+ | 3.36 | Mickey Lolich | 172.7 | DET |
| +028+ | 3.07 | Jim Kaat | 113.3 | MIN |
| +029+ | 3.02 | Steve Kline | 103 | NYA |
| +031+ | 2.97 | Nolan Ryan | 125.3 | ANA |
| +034+ | 2.87 | Dave McNally | 129.3 | BAL |
| +037+ | 2.71 | Dick Drago | 140 | KCA |
| +038+ | 2.68 | Claude Osteen | 120.3 | LAN |
| +039+ | 2.66 | Earl Stephenson | 51.3 | MIL |
| +043+ | 2.54 | Steve Carlton | 162.3 | PHI |
| +049+ | 2.37 | Paul Splittorff | 130 | KCA |
| +054+ | 2.24 | Ken Holtzman | 143.3 | OAK |
| +057+ | 2.17 | Burt Hooton | 130.3 | CHN |
| +058+ | 2.16 | Roger Nelson | 42 | KCA |
| +059+ | 2.15 | Tom Timmermann | 111.3 | DET |
| +060+ | 2.09 | Mike Kekich | 110 | NYA |
| +063+ | 2.01 | Bill Stoneman | 134.7 | WAS |
| +065+ | 1.98 | Johnny Odom | 81.7 | OAK |
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