5/10: Value raise this river?

[HoldEmKillah]

Villian has ~$625 behind. Btw, I meant to raise to $40 preflop and misclicked, hence the donk-raise in case you were wondering.

His turn stop n go is weird.

Party Poker No-Limit Hold'em, $10 BB (6 max, 6 handed) FTR converter on zerodivide.cx

MP ($1373.50)
CO ($1672.50)
Button ($1035)
SB ($1005)
BB ($330.20)
Hero ($1430.75)

Preflop: Hero is UTG with J[img]/images/graemlins/diamond.gif[/img], K[img]/images/graemlins/spade.gif[/img].
Hero raises to $20</font>, 3 folds</font>, SB calls $15, BB calls $10.

Flop: ($60) J[img]/images/graemlins/club.gif[/img], 5[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/spade.gif[/img] (3 players)</font>
SB checks, BB checks, Hero bets $55</font>, SB calls $55, BB folds.

Turn: ($170) 8[img]/images/graemlins/diamond.gif[/img] (2 players)</font>
SB bets $100</font>, Hero calls $100.

River: ($370) K[img]/images/graemlins/club.gif[/img] (2 players)</font>
SB bets $200