| year | team name | league | level | mlb | # | age | w | l | era | g | gs | cg | sho | gr | gf | sv | ip | h | r | er | hr | bb | so | wp | bk | hb | whip | h9 | hr9 | bb9 | so9 | ra9 | so/bb |
| 1964 | New York Mets | NL | MLB | NYN | 47 | 22 | 0 | 3 | 7.76 | 10 | 4 | 0 | 0 | 6 | 3 | 0 | 26.2 | 32 | 26 | 23 | 1 | 12 | 9 | 0 | 0 | 2 | 1.65 | 10.80 | 0.34 | 4.05 | 3.04 | 8.77 | 0.75 |
| 1965 | New York Mets | NL | MLB | NYN | 43 | 23 | 3 | 1 | 2.81 | 18 | 2 | 0 | 0 | 16 | 6 | 0 | 48.0 | 33 | 16 | 15 | 4 | 17 | 16 | 1 | 0 | 4 | 1.04 | 6.19 | 0.75 | 3.19 | 3.00 | 3.00 | 0.94 |
| 1966 | New York Mets | NL | MLB | NYN | 43,45 | 24 | 2 | 0 | 4.87 | 31 | 0 | 0 | 0 | 31 | 9 | 1 | 44.1 | 60 | 25 | 24 | 6 | 25 | 23 | 1 | 0 | 2 | 1.92 | 12.18 | 1.22 | 5.08 | 4.67 | 5.08 | 0.92 |
| 1968 | Cleveland Indians | AL | MLB | CLE | 40 | 26 | 0 | 0 | 8.10 | 3 | 0 | 0 | 0 | 3 | 1 | 0 | 3.1 | 6 | 3 | 3 | 0 | 4 | 2 | 3 | 0 | 0 | 3.00 | 16.20 | 0.00 | 10.80 | 5.40 | 8.10 | 0.50 |
| Tot: | MLB (4 yrs) | MLB | 5 | 4 | 4.78 | 62 | 6 | 0 | 0 | 19 | 56 | 1 | 122.1 | 131 | 70 | 65 | 11 | 58 | 50 | 5 | 0 | 8 | 1.54 | 9.64 | 0.81 | 4.27 | 3.68 | 5.15 | 0.86 | ||||
| Tot: | AL (1 yrs) | AL | 0 | 0 | 8.10 | 3 | 0 | 0 | 0 | 1 | 3 | 0 | 3.1 | 6 | 3 | 3 | 0 | 4 | 2 | 3 | 0 | 0 | 3.00 | 16.20 | 0.00 | 10.80 | 5.40 | 8.10 | 0.50 | ||||
| Tot: | NL (3 yrs) | NL | 5 | 4 | 4.69 | 59 | 6 | 0 | 0 | 18 | 53 | 1 | 119.0 | 125 | 67 | 62 | 11 | 54 | 48 | 2 | 0 | 8 | 1.50 | 9.45 | 0.83 | 4.08 | 3.63 | 5.07 | 0.89 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | level | mlb | # | age | pos | tbc+ | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr |
| 1964 | New York Mets | NL | MLB | NYN | 47 | 22 | P | 10 | 5 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 0 | 1 | .200 | .200 | .200 | .400 | .000 | .000 | 1.000 | 0.00 | 80.00 | 0.00 | 0.00 | |
| 1965 | New York Mets | NL | MLB | NYN | 43 | 23 | P | 18 | 13 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 4 | 13 | 1 | 1 | .154 | .154 | .308 | .462 | .154 | .154 | .222 | 0.00 | 30.77 | 0.00 | 0.00 | |
| 1966 | New York Mets | NL | MLB | NYN | 43,45 | 24 | P | 31 | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 3 | 0 | 2 | .667 | .667 | .667 | 1.334 | .000 | .000 | 1.000 | 0.00 | 33.33 | 0.00 | 0.00 | |
| Tot: | MLB (3 yrs) | MLB | 59 | 21 | 1 | 5 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 7 | 21 | 1 | 4 | .238 | .238 | .333 | .571 | .095 | .095 | .417 | 0.00 | 42.86 | ||||||||
| Tot: | NL (3 yrs) | NL | 59 | 21 | 1 | 5 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 7 | 21 | 1 | 4 | .238 | .238 | .333 | .571 | .095 | .095 | .417 | 0.00 | 42.86 | ||||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 10 | 29 | 36 | 5 | 36 | 28 | .395 |