$20 TT UTG field of limpers followed by a raise from the blinds

[holdem17]

Only read on villain is that he has been limping a lot of mediocre hands and has been playing poorly but getting lucky.

Full Tilt Poker
No Limit Holdem Tournament
Blinds: t30/t60
9 players
Converter


Stack sizes:
Hero: t1585
UTG+1: t1620
MP1: t965
MP2: t1270
MP3: t1530
CO: t1300
Button: t1180
SB: t2355
BB: t1695


Pre-flop: (9 players) Hero is UTG with Ts Th
Hero calls t60 (pot was t90), 2 folds, MP2 calls t60 (pot was t150), MP3 folds, CO calls t60 (pot was t210), Button calls t60 (pot was t270), SB raises to t420, BB folds, Hero raises all-in t1585

What do you think of this shove?