villain is non-reg 34-10 over 100, limited reads other than that he folds to c-bets and seems to like betting when checked to. Once the straight hits i'm not worried about the paired board against this guy, and i doubt he'll recognise the full house implications either.
Thoughts on best turn line?

Full Tilt No-Limit Hold'em, $1.00 BB (9 handed) - Full-Tilt Converter Tool from FlopTurnRiver.com

CO ($57)
Button ($87.95)
Hero (SB) ($112.75)
BB ($105.85)
UTG ($122.80)
UTG+1 ($99)
MP1 ($98.50)
MP2 ($86.30)
MP3 ($397.05)

Preflop: Hero is SB with 7, 9
6 folds, Button calls $1, Hero calls $0.50, BB checks

Flop: ($3) 6, 8, 6 (3 players)
Hero bets $3, 1 fold, Button calls $3

Turn: ($9) 5 [color=#009B00](2 players)