Should i shove on of the 2?

[recallme]

Poker Stars
No Limit Holdem Ring game
Blinds: $10/$20
5 players
Converter

Stack sizes:
Hero: $4565.40
CO: $1489
Button: $1960
SB: $1998
BB: $1990

Pre-flop: (5 players) Hero is UTG with A[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/spade.gif[/img]
<font color="#cc0000">Hero raises to $70</font>, CO folds, Button calls, SB folds, BB calls.

Flop: J[img]/images/graemlins/club.gif[/img] 3[img]/images/graemlins/club.gif[/img] A[img]/images/graemlins/spade.gif[/img] ($220, 3 players)
BB checks, <font color="#cc0000">Hero bets $170</font>, <font color="#cc0000">Button raises to $440</font>, BB folds,

Villain is Empire2000, a very good reg imho. Is this an easy 3bet/shove?

2. No read here, besides he`s on the tag side

Stars
No Limit Holdem Ring game
Blinds: $5/$10
6 players
Converter

Stack sizes:
Hero: $1301
UTG+1: $1471
CO: $2942.45
Button: $2932.05
SB: $640.05
BB: $1000

Pre-flop: (6 players) Hero is UTG with A[img]/images/graemlins/diamond.gif[/img] 4[img]/images/graemlins/diamond.gif[/img]
<font color="#cc0000">Hero raises to $35</font>, UTG+1 folds, <font color="#cc0000">CO raises to $70</font>, 2 folds, BB calls, Hero calls.

Flop: A[img]/images/graemlins/club.gif[/img] 2[img]/images/graemlins/diamond.gif[/img] 3[img]/images/graemlins/spade.gif[/img] ($215, 3 players)
BB checks, Hero checks, CO checks.

Turn: 5[img]/images/graemlins/spade.gif[/img] ($215, 3 players)
<font color="#cc0000">BB bets $140</font>, Hero calls, CO folds.

River: 5[img]/images/graemlins/heart.gif[/img] ($495, 2 players)
<font color="#cc0000">BB bets $310</font>,

Is there any value in shoving?