2 pr vs. maniac - raise river?

[z28dreams]

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

Hero (MP): $26.50
CO: $22.30
BTN: $54.95
SB: $24.30
BB: $12.45
UTG: $26.20

Pre-Flop: J[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/club.gif[/img] dealt to Hero (MP)
<font color="red">Hero raises to $0.85</font>, SB calls $0.75, BB calls $0.60

Flop: ($2.55) J[img]/images/graemlins/diamond.gif[/img] Q[img]/images/graemlins/spade.gif[/img] 8[img]/images/graemlins/club.gif[/img] (3 Players)
SB checks, BB checks, Hero checks

Turn: ($2.55) 5[img]/images/graemlins/club.gif[/img] (3 Players)
<font color="red">SB bets $1.50</font>, BB folds, Hero calls $1.50

River: ($5.55) K[img]/images/graemlins/diamond.gif[/img] (2 Players)
<font color="red">SB bets $3.25</font>, Hero?

<font color="blue">
I mostly want to know if I should be raising the river here. Villain is 56/16 and BAD. Here are what my notes say:

"called PFR in blinds w/ J4s
bluffed a river small when missed FD"

raise river for value, or just call?
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