25NL - 87s hit trips on river, call a push?

[VLV]

Villain is 39/17.5/2.3 over 103

Full Tilt Poker, $0.10/$0.25 NL Hold'em Cash Game, 6 Players
LeggoPoker.com - Hand History Converter

Hero (MP): $33.85
CO: $29.05
BTN: $39.65
SB: $27.55
BB: $8.30
UTG: $90.15

Pre-Flop: 8[img]/images/graemlins/heart.gif[/img] 7[img]/images/graemlins/heart.gif[/img] dealt to Hero (MP)
UTG folds, <font color="red">Hero raises to $0.85</font>, 2 folds, SB calls $0.75, BB folds

Flop: ($1.95) 4[img]/images/graemlins/spade.gif[/img] 7[img]/images/graemlins/spade.gif[/img] 5[img]/images/graemlins/heart.gif[/img] (2 Players)
SB checks, <font color="red">Hero bets $1.40</font>, SB calls $1.40

Turn: ($4.75) T[img]/images/graemlins/diamond.gif[/img] (2 Players)
SB checks, Hero checks

River: ($4.75) 7[img]/images/graemlins/diamond.gif[/img] (2 Players)
<font color="red">SB bets $2.25</font>, Hero ????

Well I think a raise is a must here. Not only is he doing this with a lot of Ts but I have induced a bluff by checking the turn. My question is, if I raise, should I call a push or a very large bet?