NL200 Aks in 3bet pot. 160 BB deep

[VinniePaz]

Die Hand ist nicht von mir. Ich bin bei 2+2 drüber gestolpert.

Maybe this is a complete nobrainer spot, but I am still confused about this hand. The more I see it afterwards, the more I don't like my decision. Anyway, villain is 20/17 flop/turn/river AF is: 2.67 / 1 / 3 over 242 hands. Villain hasn't been out of line at all and seems to play TAG.

PokerStars, $1/2 Hold'em Cash Games, 6 Players
Hand Converter by Pokerhand.org

Board:
BB: $200.00
UTG: $450.40
UTG+1: $29.80
CO: $465.15
Button: $293.00
SB: $332.85

Dealt to CO Ah Kh

Pre-flop:
(2 folds), CO raises to $7.00, (1 folds), SB raises to $24.00, (1 folds), CO calls $17.00

Flop: ($51.00) 8h 7d 3d (2 Players)
SB bets $28.00, CO calls $28.00

Turn: ($107.00) Kc (2 Players)
SB bets $70.00, CO calls $70.00

River: ($247.00) Ad (2 Players)
SB bets $210.85 and is all-in, Co...