Another bubble situation, with A6

[QuattroFour4]

Keep in mind this is a Stars $6.50 18-man turbo, so this is the bubble. It seems like a close call to me; is this a push or a fold?

PokerStars No-Limit Hold'em Tourney, Big Blind is t600 (5 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

BB (t7605)
UTG (t1155)
MP (t4365)
Hero (t3025)
SB : Villain (t10850)

Preflop: Hero is Button with 6[img]/images/graemlins/diamond.gif[/img], A[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">2 folds</font>, <font color="#CC3333">Hero?