NL 100 - Overpair on JJJQ board

[BlueBear]

Villain is 26/5/1.0 in a large sample and is weak tight passive. He likely has AQ, and almost never raises draws. What's the best line on the turn?

PokerStars No-Limit Hold'em, $1.00 BB (9 handed) Poker Stars Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

Hero ($96.50)
MP2 ($57.75)
MP3 ($170.55)
CO ($98.50)
Button ($106.85)
SB ($205.70)
BB ($127.45)
UTG ($153.80)
UTG+1 ($21.50)

Preflop: Hero is MP1 with K[img]/images/graemlins/heart.gif[/img], K[img]/images/graemlins/spade.gif[/img].
<font color="#666666">2 folds</font>, <font color="#CC3333">Hero raises to $4</font>, <font color="#666666">5 folds</font>.

Flop: ($5.50) J[img]/images/graemlins/diamond.gif[/img], J[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $7</font>, <font color="#CC3333">MP3 raises to $15</font>, Hero calls $8.

Turn: ($35.50) J[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
Hero .....