| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 12.53 | 197206170_CLE_OAK |
| Wilbur Wood | CHA | 11.21 | 197206171_CHA_BOS |
| Don Sutton | LAN | 4.58 | 197206190_LAN_PIT |
| Clyde Wright | ANA | 3.78 | 197206190_BAL_ANA |
| Dave McNally | BAL | 3.36 | 197206190_BAL_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jerry Reuss | HOU | -2.36 | 197206180_PHI_HOU |
| Reggie Cleveland | SLN | -1.88 | 197206170_SFN_SLN |
| Bill Champion | PHI | -1.41 | 197206180_PHI_HOU |
| Ron Bryant | SFN | -1.11 | 197206170_SFN_SLN |
| Jack Billingham | CIN | -1.03 | 197206190_WAS_CIN |
Based on accumulated WAA for this season up to 1972-06-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 4.49 | Wilbur Wood | 141.7 | CHA |
| +003+ | 4.46 | Gaylord Perry | 138.7 | CLE |
| +006+ | 3.46 | Don Sutton | 99.3 | LAN |
| +007+ | 3.43 | Joe Coleman | 104.3 | DET |
| +008+ | 3.37 | Jim Palmer | 100.7 | BAL |
| +011+ | 3.17 | Claude Osteen | 87 | LAN |
| +015+ | 3.03 | Ken Holtzman | 119 | OAK |
| +019+ | 2.86 | Mickey Lolich | 132.3 | DET |
| +020+ | 2.82 | Dick Drago | 104 | KCA |
| +024+ | 2.65 | Pat Dobson | 107.7 | BAL |
| +027+ | 2.62 | Gary Nolan | 100 | CIN |
| +030+ | 2.47 | Burt Hooton | 97 | CHN |
| +034+ | 2.24 | Milt Wilcox | 84.7 | CLE |
| +037+ | 2.11 | Jim Hunter | 112.3 | OAK |
| +040+ | 2.07 | Clyde Wright | 83.7 | ANA |
| +041+ | 2.06 | Steve Kline | 72.7 | NYA |
| +043+ | 2.04 | Tom Timmermann | 83.7 | DET |
| +045+ | 1.99 | Steve Carlton | 121.3 | PHI |
| +047+ | 1.97 | Jim Kaat | 81.3 | MIN |
| +050+ | 1.88 | Tom Griffin | 30.7 | HOU |
| +064+ | 1.64 | Clay Kirby | 109.7 | SDN |
| +065+ | 1.62 | Scipio Spinks | 98 | SLN |
| +068+ | 1.57 | Mike Kekich | 82.7 | NYA |
| +072+ | 1.54 | Jon Matlack | 87.7 | NYN |
| +073+ | 1.53 | Steve Stone | 91.7 | SFN |
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