| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 8.82 | 197209090_BOS_CLE |
| Wilbur Wood | CHA | 8.02 | 197209070_OAK_CHA |
| Steve Carlton | PHI | 8.02 | 197209070_SLN_PHI |
| Steve Kline | NYA | 7.28 | 197209070_NYA_BOS |
| Jim Hunter | OAK | 7.02 | 197209080_OAK_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sam McDowell | SFN | -3.06 | 197209070_HOU_SFN |
| Al Santorini | SLN | -1.72 | 197209070_SLN_PHI |
| Ernie McAnally | WAS | -1.66 | 197209082_PIT_WAS |
| Ken Brett | MIL | -1.64 | 197209092_MIL_BAL |
| Jerry Reuss | HOU | -1.56 | 197209090_HOU_LAN |
Based on accumulated WAA for this season up to 1972-09-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 8.49 | Gaylord Perry | 297.7 | CLE |
| +005+ | 8.38 | Steve Carlton | 293.3 | PHI |
| +006+ | 8.07 | Wilbur Wood | 327.3 | CHA |
| +007+ | 7.7 | Jim Palmer | 236.3 | BAL |
| +010+ | 7.22 | Jim Hunter | 260.3 | OAK |
| +016+ | 6.5 | Steve Kline | 205.7 | NYA |
| +026+ | 4.68 | Don Sutton | 227.7 | LAN |
| +028+ | 4.59 | Gary Nolan | 171 | CIN |
| +029+ | 4.59 | Roger Nelson | 145.3 | KCA |
| +030+ | 4.54 | Steve Blass | 223 | PIT |
| +031+ | 4.52 | Mickey Lolich | 276.3 | DET |
| +035+ | 4.29 | Nolan Ryan | 231.3 | ANA |
| +036+ | 4.23 | Dick Tidrow | 206.3 | CLE |
| +037+ | 4.22 | Jon Matlack | 208.3 | NYN |
| +040+ | 4.16 | Joe Coleman | 241.7 | DET |
| +042+ | 3.98 | Pat Dobson | 245.3 | BAL |
| +049+ | 3.75 | Luis Tiant | 130.3 | BOS |
| +054+ | 3.6 | Bob Gibson | 232 | SLN |
| +055+ | 3.6 | Mike Cuellar | 210.3 | BAL |
| +056+ | 3.55 | Mike Paul | 137 | TEX |
| +058+ | 3.48 | Ray Corbin | 140.7 | MIN |
| +060+ | 3.39 | Dick Woodson | 209 | MIN |
| +059+ | 3.39 | Ken Holtzman | 229 | OAK |
| +062+ | 3.34 | Jim McAndrew | 135.7 | NYN |
| +066+ | 3.1 | Jim Kaat | 113.3 | MIN |
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