| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hippo Vaughn | CHN | 6.69 | 191808220_SFN_CHN |
| Burleigh Grimes | LAN | 2.77 | 191808200_LAN_CIN |
| Scott Perry | OAK | 2.66 | 191808210_CHA_OAK |
| Carl Mays | BOS | 2.01 | 191808210_BAL_BOS |
| Allen Sothoron | BAL | 1.73 | 191808210_BAL_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Willie Adams | OAK | -7.24 | 191808220_CHA_OAK |
| Dave Davenport | BAL | -2.67 | 191808220_BAL_BOS |
| Lee Meadows | SLN | -2.41 | 191808222_LAN_SLN |
| Pete Schneider | CIN | -2.06 | 191808220_PHI_CIN |
| George Smith | LAN | -1.85 | 191808222_LAN_SLN |
Based on accumulated WAA for this season up to 1918-08-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.19 | Walter Johnson | 307 | MIN |
| +002+ | 6.14 | Hippo Vaughn | 277.3 | CHN |
| +004+ | 5.69 | Stan Coveleski | 289.3 | CLE |
| +005+ | 5.49 | Burleigh Grimes | 249 | LAN |
| +007+ | 5.14 | Scott Perry | 305.7 | OAK |
| +010+ | 3.97 | Allen Sothoron | 209 | BAL |
| +012+ | 3.71 | Carl Mays | 266.3 | BOS |
| +015+ | 3.56 | Bullet Joe Bush | 257.7 | BOS |
| +017+ | 3.35 | Lefty Tyler | 246.3 | CHN |
| +019+ | 3.15 | Red Ames | 190 | SLN |
| +022+ | 2.9 | Wilbur Cooper | 246 | PIT |
| +028+ | 2.76 | Hod Eller | 193 | CIN |
| +033+ | 2.42 | Eddie Cicotte | 250 | CHA |
| +035+ | 2.39 | Harry Harper | 226 | MIN |
| +047+ | 2.07 | George Mogridge | 209.3 | NYA |
| +048+ | 1.96 | Sad Sam Jones | 157 | BOS |
| +052+ | 1.78 | Eddie Matteson | 57 | MIN |
| +058+ | 1.58 | Phil Douglas | 138.3 | CHN |
| +062+ | 1.52 | Frank Miller | 155.3 | PIT |
| +065+ | 1.43 | Babe Ruth | 149 | BOS |
| XXXXX | 1.2 | Speed Martin | 25.7 | CHN |
| XXXXX | 1.09 | Al Demaree | 142 | SFN |
| XXXXX | 1.09 | Bernie Boland | 186 | DET |
| XXXXX | 1.08 | Guy Morton | 210.7 | CLE |
| XXXXX | 1.07 | Rube Bressler | 128.7 | CIN |
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