$55 speed first hand OESFD on flop

[jawhoo]

PartyPoker $55 Speed Tournament, Big Blind is t40 (10 handed) Converter on pregopoker.com

UTG (t2000)
UTG+1 (t2000)
MP1 (t2000)
MP2 (t2000)
MP3 (t2000)
CO+1 (t2000)
Hero (t2000)
Button (t2000)
SB (t2000)
BB (t2000)

Preflop: Hero is in CO with 9[img]/images/graemlins/heart.gif[/img] 8[img]/images/graemlins/heart.gif[/img]
<font color="gray">UTG folds</font>, <font color="gray">UTG+1 folds</font>, MP1 calls t40, MP2 calls t40, <font color="gray">MP3 folds</font>, <font color="gray">CO+1 folds</font>, Hero calls t40, Button calls t40, <font color="gray">SB folds</font>, BB checks

Flop: (t220) 6[img]/images/graemlins/heart.gif[/img] 3[img]/images/graemlins/spade.gif[/img] 7[img]/images/graemlins/heart.gif[/img] (5 players)
BB checks, <font color="red">MP1 bets t200</font>, <font color="gray">MP2 folds</font>, <font color="red">Hero raises to t600</font>, <font color="gray">Button folds</font>, <font color="gray">BB folds</font>, MP1 calls t400

Turn: (t1420) 3[img]/images/graemlins/club.gif[/img] (2 players)
MP1 checks, <font color="red">Hero bets t1360 (All-in)</font>

Thoughts appreciated anywhere, but my main question is: call or raise the flop? Looking back I think calling was smarter, any thoughts? Thx.