 He finished the 1969 season by pitching in eight games for the Braves, earning four saves and recording a 0.73 ERA over  innings pitched.Wilhelm then spent most of the 1970 season with the Braves, pitching in 50 games for the team and earning ten saves.On September 21, 1970, Wilhelm was selected off waivers by the Chicago Cubs, for whom he appeared in three games.