Bottom set facing a turn check-raise

5/5

~$350 effective

UTG - loose passive rec

UTG limps, Hero(MP) calls with 3♦3♣

Flop($20) A♥ 8♣ 3♠

x x x Hero bets $8, UTG calls

Turn($36) K♠

Hero bets $36, UTG raises to $80, Hero calls

River($196) A♣

UTG checks, Hero bets $140, UTG jams for ~$260

I’m not happy with my bet sizing. Any suggestions?