Tilt 109, the board gets ugly, then VERY hot

[Bond18]

Villain seems TAGish, idk, haven't noticed anything out of line.

Full Tilt Poker
No Limit Holdem Ring game
Blinds: $40/$80
6 players
Converter

Stack sizes:
Hero: $9618
UTG+1: $4295
CO: $4534
Button: $1970
SB: $9995
BB: $4110

Pre-flop: (6 players) Hero is UTG with T[img]/images/graemlins/spade.gif[/img] A[img]/images/graemlins/spade.gif[/img]
<font color="#cc0000">Hero raises to $225</font>, 3 folds, SB calls, BB calls.

Flop: T[img]/images/graemlins/club.gif[/img] 2[img]/images/graemlins/diamond.gif[/img] 7[img]/images/graemlins/diamond.gif[/img] ($675, 3 players)
SB checks, BB checks, <font color="#cc0000">Hero bets $475</font>, SB calls, BB folds.

Turn: T[img]/images/graemlins/diamond.gif[/img] ($1625, 2 players)
<font color="#cc0000">SB bets $1625</font>, Hero calls.

River: 2[img]/images/graemlins/heart.gif[/img] ($4875, 2 players)
SB checks, <font color="#cc0000">Hero bets $2550</font>, SB calls.

Results:
Final pot: $9975

Questions:
A. Turn call okay?
B. River bet big enough?

Edit:
C. If river bricks and he fires pot you?
D. If river bricks and he fires half pot you?