.25/.50 LO8 2nd nut low draw

[sfgiants]

Both Villains have been playing >50% of their hands, so I didn't put them on A2. Nonetheless, should I have folded (or even bet out) on the flop?

PokerStars 0.25/0.50 Omaha/8 (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

Preflop: Hero is MP2 with 3[img]/images/graemlins/diamond.gif[/img], 4[img]/images/graemlins/diamond.gif[/img], A[img]/images/graemlins/diamond.gif[/img], 6[img]/images/graemlins/spade.gif[/img].
<font color="#666666">3 folds</font>, Hero calls, <font color="#666666">1 fold</font>, CO calls, <font color="#666666">1 fold</font>, SB completes, BB checks.

Flop: (4 SB) K[img]/images/graemlins/diamond.gif[/img], 8[img]/images/graemlins/club.gif[/img], 3[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, BB checks, Hero checks, <font color="#CC3333">CO bets</font>, SB calls, BB folds, Hero calls.

Turn: (3.50 BB) 7[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, <font color="#CC3333">Hero bets</font>, CO calls, SB calls.

River: (6.50 BB) Q[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
SB checks, Hero checks, CO checks.

Final Pot: 6.50 BB