NL 200 HU: Spew? Pure bluffshove turn

[Leila]

No-Limit Hold'em, $2.00 BB (2 handed) - Hold'em Manager Converter Tool from FlopTurnRiver.com

Hero (Button) ($256.50)
SB ($197.97)

Preflop: Hero is Button with :6c, :7c
Hero raises $5, SB raises $16, Hero calls $12

Flop: ($36) :qh, :4s, :4h (2 players)
SB bets $21.75, Hero raises $62, SB calls $40.25

Turn: ($160) :ks (2 players)
SB checks, Hero bets $176.50 (All-In)



Villain weaker semi-reg, ca. 15% 3-bet, slightly tilted