Eight Three Suited vs King Nine Offsuit

At the flop:
Winning 26.67% of the time
Tied 0% of the time
Losing 73.33% of the time

At the Turn:
Winning 31.91% of the time
Tied 0% of the time
Losing 68.09% of the time

At the River:
Winning 35.8% of the time(13.86% with trips or better)
Tied 0.78% of the time
Losing 63.42% of the time(2.98% with trips or better)