Villain is 41/27/1.3/fold to cbet 27% over 141 hands. He seemed to only raise when he had something. He can surely be doing this with KJ/KT, no? I might get the "you're just running bad" stuff so sorry if true.

Full Tilt No-Limit Hold'em, $0.50 BB (5 handed) - Full-Tilt Converter Tool from FlopTurnRiver.com

UTG ($37.75)
Hero (MP) ($50)
Button ($50)
SB ($102.10)
BB ($66.55)

Preflop: Hero is MP with 8, 9
1 fold, Hero bets $1.75, 1 fold, SB calls $1.50, 1 fold

Flop: ($4) 7, 10, J (2 players)
SB checks, Hero bets $2.50, SB calls $2.50

Turn: ($9) K (2 players)
SB checks, Hero bets $6, SB raises to $14.50