Greg Bollo career ERA
3.34Career Regular Season
Greg Bollo has a career ERA of 3.34 over 2 regular seasons.
| GP: Games the player appeared in, however briefly. | W: Games in which this pitcher was credited with the win. | L: Games in which this pitcher was charged with the loss. | ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent. | IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs. | K: Batters this pitcher struck out. | BB: Times the batter reached first base on four balls. | WHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite. | SV: Games finished by protecting a narrow lead to the last out. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1965 |  CHW | 15 | 0 | 0 | 3.57 | 22.2 | 16 | 9 | 0.93 | 0 |
| 1966 | CHW | 3 | 0 | 1 | 2.57 | 7.0 | 4 | 3 | 1.43 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV
- Best season on file: 2.57 in 1966.
Average of 2 regular seasons, 1965 through 1966. Figures come from ESPN's box scores and were last read on October 24, 2026.