Coop this hand with the big stack?

[DawnToDusk]

Party Poker No-Limit Hold'em Tourney, Big Blind is t100 (8 handed) converter

SB (t1080)
BB (t905)
UTG (t435)
UTG+1 (t740)
MP1 (t3685)
Hero (t2370)
CO (t620)
Button (t1560)

Preflop: Hero is MP2 with T[img]/images/graemlins/diamond.gif[/img], T[img]/images/graemlins/club.gif[/img].
UTG calls t100, <font color="#666666">1 fold</font>, MP1 calls t100, <font color="#CC3333">Hero raises to t400</font>, <font color="#666666">4 folds</font>, UTG calls t300, MP1 calls t300.

Flop: (t1350) 9[img]/images/graemlins/diamond.gif[/img], 3[img]/images/graemlins/heart.gif[/img], A[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(3 players)</font>
UTG checks, MP1 checks, <font color="#CC3333">Hero ??? </font> [img]/images/graemlins/confused.gif[/img]

Should I coop this hand down with the big chip stack at my table? What lines could I take? Im completely lost.

[DawnToDusk]

Yep...