| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 6.8 | 196304160_PHI_ATL |
| Bob Gibson | SLN | 4.32 | 196304160_PIT_SLN |
| Whitey Ford | NYA | 4.04 | 196304160_DET_NYA |
| Jim O'Toole | CIN | 3.24 | 196304170_NYN_CIN |
| Hank Aguirre | DET | 1.98 | 196304160_DET_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jay Hook | NYN | -6.77 | 196304160_NYN_CIN |
| Sam McDowell | CLE | -2.01 | 196304160_TEX_CLE |
| Paul Brown | PHI | -1.79 | 196304170_PHI_ATL |
| Bob Bruce | HOU | -0.95 | 196304160_HOU_SFN |
| Bob Miller | LAN | -0.91 | 196304170_CHN_LAN |
Based on accumulated WAA for this season up to 1963-04-17.
| Rank | WAA | Name | IP | Tm |
|---|
_