Eight Four Suited vs Ten Seven Offsuit

At the flop:
Winning 27.69% of the time
Tied 0% of the time
Losing 72.31% of the time

At the Turn:
Winning 33.11% of the time
Tied 0% of the time
Losing 66.89% of the time

At the River:
Winning 38.21% of the time(15.37% with trips or better)
Tied 1.81% of the time
Losing 59.98% of the time(2.55% with trips or better)