Sullivan 18U walked their way to a 10-3 victory Friday against Ballwin.
Sullivan needed six innings to dispatch New Haven on Wednesday, winning 13-3 at “Sunny” Jim Bottomley Park.
With six runs in the first inning, Sullivan was well on their way to victory.
Sullivan outhit Union in the second game of a doubleheader June 21, but three errors led to three runs that sent the former Post 18 to a 5-2 loss.
Union used a five-run fifth inning Sunday to get past Sullivan 18U 6-3.
Isaiah Hoelscher’s two-run homer snapped a 3-3 tie and gave the edge to the former Post 297.
Josh Wiese’s bases-loaded double in the seventh inning Thursday lifted Sullivan 18U lifted Sullivan to a 5-2 victory over New Haven.