PS 16 Flopped set, hows my value here?

[KyleH186]

PokerStars No-Limit Hold'em Tourney, Big Blind is t20 (9 handed) Hand History converter Courtesy of PokerZion.com

CO (t1500)
Button (t1490)
SB (t1630)
BB (t1380)
UTG (t1500)
Hero (t1500)
MP1 (t1500)
MP2 (t1500)
MP3 (t1500)

Preflop: Hero is UTG+1 with 4[[img]/images/graemlins/diamond.gif[/img]], 4[[img]/images/graemlins/spade.gif[/img]].
UTG calls t20, Hero calls t20, [color=Gray]3 folds</font>, CO calls t20, [color=Gray]1 fold</font>, SB completes, BB checks.

Flop: (t100) 4[[img]/images/graemlins/heart.gif[/img]], 8[[img]/images/graemlins/heart.gif[/img]], K[[img]/images/graemlins/diamond.gif[/img]] [color=Blue](5 players)</font>
SB checks, [color=Red]BB bets t200</font>, UTG folds, [color=Red]Hero raises to t500</font>, CO folds, SB folds, BB calls t300.

Turn: (t1100) A[[img]/images/graemlins/diamond.gif[/img]] [color=Blue](2 players)</font>
BB checks, [color=Red]Hero bets t980 (All-In)</font>


The shove on the turn I wasn't sure about, should I be betting less for value?