Regular Season
| Season | TM | G | GS | W | L | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1963 | HOU | 22 | 7 | 2 | 2 | 4.89 | 42 | 0 | 0 | 0 | 57.0 | 62 | 31 | 38 | 5 | 22 | 3 | 1.47 |
1964 | HOU | 1 | 1 | 0 | 1 | 9.00 | 2 | 0 | 0 | 0 | 4.0 | 6 | 4 | 5 | 1 | 1 | 0 | 1.75 |
1965 | HOU | 4 | 2 | 0 | 2 | 4.22 | 4 | 0 | 0 | 0 | 10.2 | 12 | 5 | 6 | 0 | 6 | 0 | 1.69 |
1966 | HOU | 10 | 8 | 3 | 5 | 3.44 | 37 | 0 | 0 | 0 | 55.0 | 44 | 21 | 22 | 1 | 32 | 1 | 1.38 |
1967 | HOU | 9 | 7 | 1 | 6 | 5.70 | 18 | 0 | 0 | 0 | 36.1 | 42 | 23 | 27 | 5 | 12 | 2 | 1.49 |
1969 | KCR | 8 | 2 | 0 | 1 | 7.85 | 6 | 0 | 0 | 0 | 18.1 | 27 | 16 | 17 | 4 | 7 | 0 | 1.85 |
1971 | STL | 23 | 12 | 3 | 10 | 5.32 | 48 | 1 | 1 | 0 | 89.2 | 114 | 53 | 58 | 3 | 26 | 4 | 1.56 |
1972 | DET | 25 | 1 | 1 | 1 | 1.41 | 21 | 0 | 0 | 1 | 38.1 | 27 | 6 | 6 | 2 | 15 | 1 | 1.10 |
1973 | PIT | 6 | 0 | 0 | 1 | 3.00 | 6 | 0 | 0 | 1 | 12.0 | 10 | 4 | 4 | 1 | 1 | 0 | 0.92 |
| Career | 108 | 40 | 10 | 29 | 4.57 | 184 | 1 | 1 | 2 | 321.1 | 344 | 163 | 183 | 22 | 122 | 11 | 1.45 |
Astros 
Mariners 
Rangers 
Athletics 
Angels 
NYM 
SFG 
Phillies 
Braves 
Brewers 
Cubs 
Dodgers 
Padres 
Yankees 
Orioles 
Guardians 
Royals 
PIT 
MIA 
WSH 
BOS 
