PLO 100 - Middle set, low draw, all-in?

[BlueBear]

Villain is 15/3/6.0 in 150 hands. Go all-in on the flop?

PokerStars Pot-Limit Omaha/8, $1.00 BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

Hero ($116.95)
UTG ($57.60)
MP ($81)
CO ($29.60)
Button ($93.85)
SB ($108.35)

Preflop: Hero is BB with 9[img]/images/graemlins/club.gif[/img], 2[img]/images/graemlins/diamond.gif[/img], 9[img]/images/graemlins/spade.gif[/img], 3[img]/images/graemlins/spade.gif[/img].
<font color="#666666">1 fold</font>, MP calls $1, CO calls $1, <font color="#666666">1 fold</font>, SB completes, Hero checks.

Flop: ($4) 9[img]/images/graemlins/heart.gif[/img], A[img]/images/graemlins/spade.gif[/img], 4[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(4 players)</font>
SB checks, <font color="#CC3333">Hero bets $3</font>, MP folds, CO calls $3, <font color="#CC3333">SB raises to $15.8</font>, <font color="#CC3333">Hero raises to $54.2</font>, CO folds, <font color="#CC3333">SB raises to $107.35</font>, Hero calls.