Eight Four Suited vs Jack Eight Suited

At the flop:
Winning 16.76% of the time
Tied 0% of the time
Losing 83.24% of the time

At the Turn:
Winning 22.42% of the time
Tied 1.32% of the time
Losing 76.26% of the time

At the River:
Winning 26.79% of the time(11.85% with trips or better)
Tied 5.42% of the time
Losing 67.79% of the time(5.38% with trips or better)