suited connector top pair open ended draw in raised pot

[hamnegger]

PokerStars No-Limit Hold'em Tourney, Big Blind is t50 (9 handed) Poker Stars Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

MP1 (t2380)
MP2 (t2755)
MP3 (t3085)
CO (t5715)
Button (t4130)
Hero (t3975)
BB (t3940)
UTG (t2915)
UTG+1 (t1850)

Preflop: Hero is SB with 6[img]/images/graemlins/spade.gif[/img], 7[img]/images/graemlins/spade.gif[/img].
<font color="#666666">1 fold</font>, UTG+1 calls t50, <font color="#666666">3 folds</font>, CO calls t50, Button calls t50, Hero completes, <font color="#CC3333">BB raises to t290</font>, UTG+1 folds, CO folds, Button calls t240, Hero calls t240.( i would not have called heads up)

Flop: (t970) 7[img]/images/graemlins/heart.gif[/img], 5[img]/images/graemlins/club.gif[/img], 4[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(3 players)</font>
Hero checks, <font color="#CC3333">BB bets t550</font>, Button folds, <font color="#CC3333">Hero ?

should i have bet out? as played whats the move?