All-time IAL Pitching Leaders
Below are the all-time pitching leaders for the Illowa APBA League from 1975 through the 2017 season. You can see the all-time IAL hitting leaders here. Earned Run Average Player ERA Clayton Kershaw 2.90 Mariano Rivera 2.90 Billy Wagner 2.98 Catfish Hunter 3.11 Rollie Fingers 3.25 Dave Smith 3.25 Adam …