Willie Collazo vs. Eddie Stack — Career Comparison

Eddie Stack built a career as a starting pitcher and Willie Collazo as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Eddie Stack posted stronger surface numbers — ERA 3.52 and WHIP 1.338 compared to 6.35 and 2.294 for Willie Collazo. By the career numbers, Eddie Stack had the better of this cross-role comparison — though era context would sharpen the verdict.