| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gaylord Perry | CLE | 12.3 | 197206300_CLE_NYA |
| Jim Palmer | BAL | 11.95 | 197206290_BAL_NYA |
| Wilbur Wood | CHA | 8.09 | 197206291_OAK_CHA |
| Mickey Lolich | DET | 4.15 | 197207010_BAL_DET |
| Jim Hunter | OAK | 3.13 | 197206291_OAK_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Champion | PHI | -2.71 | 197206300_SLN_PHI |
| Al Santorini | SLN | -1.84 | 197207012_SLN_PHI |
| Bill Gogolewski | TEX | -1.34 | 197207010_TEX_KCA |
| Ron Reed | ATL | -1.34 | 197206300_ATL_HOU |
| Jack Billingham | CIN | -1.08 | 197206290_CIN_SFN |
Based on accumulated WAA for this season up to 1972-07-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.4 | Gaylord Perry | 164.7 | CLE |
| +003+ | 4.62 | Don Sutton | 116.3 | LAN |
| +004+ | 4.48 | Wilbur Wood | 170 | CHA |
| +007+ | 4.02 | Joe Coleman | 128 | DET |
| +012+ | 3.85 | Mickey Lolich | 158.3 | DET |
| +011+ | 3.85 | Jim Palmer | 120 | BAL |
| +016+ | 3.63 | Pat Dobson | 130.7 | BAL |
| +018+ | 3.49 | Gary Nolan | 116.7 | CIN |
| +026+ | 2.88 | Steve Kline | 87.7 | NYA |
| +027+ | 2.86 | Jim Kaat | 105.7 | MIN |
| +028+ | 2.81 | Jim Hunter | 137.3 | OAK |
| +030+ | 2.67 | Earl Stephenson | 40.7 | MIL |
| +034+ | 2.58 | Scipio Spinks | 116 | SLN |
| +037+ | 2.48 | Tom Timmermann | 102.7 | DET |
| +040+ | 2.45 | Ken Holtzman | 135.3 | OAK |
| +046+ | 2.31 | Dick Drago | 124 | KCA |
| +048+ | 2.2 | Mike Torrez | 110 | WAS |
| +049+ | 2.18 | Paul Splittorff | 114 | KCA |
| +051+ | 2.08 | Mike Kekich | 104.3 | NYA |
| +052+ | 2.06 | Clyde Wright | 98.7 | ANA |
| +055+ | 2 | Steve Carlton | 144.3 | PHI |
| +057+ | 1.99 | Dave McNally | 112.3 | BAL |
| +062+ | 1.89 | Ray Corbin | 45 | MIN |
| +063+ | 1.88 | Claude Osteen | 102.3 | LAN |
| +068+ | 1.75 | Ross Grimsley | 71 | CIN |
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