| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dean Chance | ANA | 10.01 | 196408290_DET_ANA |
| Don Drysdale | LAN | 7.49 | 196408310_LAN_SLN |
| Chris Short | PHI | 6.63 | 196408300_PHI_PIT |
| Juan Pizarro | CHA | 6.28 | 196408290_CHA_BAL |
| Whitey Ford | NYA | 4.78 | 196408292_BOS_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Moe Drabowsky | OAK | -3.81 | 196408290_CLE_OAK |
| Dave Morehead | BOS | -2.77 | 196408292_BOS_NYA |
| Ken McBride | ANA | -2.38 | 196408300_DET_ANA |
| Dick Donovan | CLE | -1.21 | 196408302_CLE_OAK |
| Frank Lary | ATL | -1.1 | 196408301_SFN_ATL |
Based on accumulated WAA for this season up to 1964-08-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.88 | Dean Chance | 219.7 | ANA |
| +002+ | 9.4 | Sandy Koufax | 223 | LAN |
| +005+ | 7.5 | Jim Bunning | 215.7 | PHI |
| +006+ | 7.03 | Don Drysdale | 260.3 | LAN |
| +007+ | 6.99 | Juan Pizarro | 206.7 | CHA |
| +010+ | 6.48 | Chris Short | 161.3 | PHI |
| +012+ | 6.07 | Whitey Ford | 196.3 | NYA |
| +021+ | 5.46 | Gary Peters | 221 | CHA |
| +024+ | 4.91 | Joe Horlen | 151.7 | CHA |
| +026+ | 4.83 | Jim Bouton | 227.7 | NYA |
| +030+ | 4.53 | Juan Marichal | 198.7 | SFN |
| +035+ | 4.1 | Jim O'Toole | 164.3 | CIN |
| +042+ | 3.82 | Milt Pappas | 191 | BAL |
| +043+ | 3.67 | Bob Bruce | 167.3 | HOU |
| +052+ | 3.24 | Robin Roberts | 179 | BAL |
| +055+ | 3.14 | Bob Veale | 218.3 | PIT |
| +065+ | 2.82 | Wally Bunker | 159 | BAL |
| +069+ | 2.61 | Gaylord Perry | 142.7 | SFN |
| +072+ | 2.57 | Bob Miller | 112.3 | LAN |
| +074+ | 2.46 | Steve Ridzik | 105 | TEX |
| +075+ | 2.43 | Don Larsen | 80 | TOT |
| +079+ | 2.37 | Ron Herbel | 155 | SFN |
| +086+ | 2.2 | Bob Purkey | 161.7 | CIN |
| +094+ | 1.93 | Claude Osteen | 207 | TEX |
| +095+ | 1.92 | Jim Duffalo | 61 | SFN |
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