PL1000 Flush Draw: Flop and Turn Play

[Twentysack]

Villian in the hand is Anderz0ne. Pretty aggressive player, from what ive seen he could be raising with a set/2pair or air. Is pushing the flop a better option than calling and pushing the turn if a spade hits?

Party Poker Pot-Limit Hold'em, $ BB (6 max, 6 handed) converter

Hero ($973.75)
SB ($276.75)
BB ($5034.5)
UTG ($400)
MP ($2544.75)
CO ($226)

Preflop: Hero is Button with A[img]/images/graemlins/spade.gif[/img], 6[img]/images/graemlins/spade.gif[/img]. SB posts a blind of $5.
<font color="#666666">3 folds</font>, <font color="#CC3333">Hero raises to $30</font>, <font color="#666666">1 fold</font>, BB calls $20.

Flop: ($65) 4[img]/images/graemlins/spade.gif[/img], T[img]/images/graemlins/club.gif[/img], 9[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
BB checks, <font color="#CC3333">Hero bets $50</font>, <font color="#CC3333">BB raises to $213</font>, Hero calls $163.