Eight Four Suited vs Jack Seven Suited

At the flop:
Winning 27.82% of the time
Tied 0% of the time
Losing 72.18% of the time

At the Turn:
Winning 33.36% of the time
Tied 0% of the time
Losing 66.64% of the time

At the River:
Winning 37.49% of the time(15.86% with trips or better)
Tied 1.25% of the time
Losing 61.26% of the time(2.85% with trips or better)