Fundamental error re-raising nut high here?

[Pale_Rider]

Hello, I'm new to Omaha8 and there's times where i'm not sure what the right play is. I think i made a bad mistake on the turn here

POKERSTARS GAME #4887887919: OMAHA HI/LO POT LIMIT ($0.02/$0.05) - 2006/05/10 - 00:57:40 (ET)
Table 'Libussa II' 9-max Seat #7 is the button
Seat 1: DMadmonks ($10.64 in chips)
Seat 2: bthsidesnow ($3.17 in chips)
Seat 3: cedece ($5.23 in chips)
Seat 4: xalang ($3.56 in chips)
Seat 5: king pone ($4.84 in chips)
Seat 6: Jack Junior ($5.21 in chips)
Seat 7: ballsy77 ($3.05 in chips)
Seat 9: HERO ($9.09 in chips)
Griffith75 will be allowed to play after the buttom
HERO: posts small blind $0.02
DMadmonks: posts big blind $0.05
*** HOLE CARDS ***
Dealt to HERO [Tc 8d As Ac]
bthsidesnow: folds
cedece: folds
xalang: folds
king pone: raises $0.05 to $0.10
Jack Junior: folds
ballsy77: folds
HERO: calls $0.08
DMadmonks: calls $0.05
*** FLOP *** [Kd 8s 4s] POT 0.30
HERO: checks
DMadmonks: checks
king pone: bets $0.20
HERO: calls $0.20
DMadmonks: folds
*** TURN *** [Kd 8s 4s] [Ah] POT 0.70
HERO: bets $0.40
king pone: raises $0.40 to $0.80
HERO: raises $1.75 to $2.55
king pone: calls $1.75
*** RIVER *** [Kd 8s 4s Ah] [5c] POT 5.80
HERO: checks
king pone: checks


Criticism of all streets welcome, did i make a criticial error on the turn? Re-rasing what looks like a good/nut low here when i got no chance of a low. It seems like a mistake to build up such a huge pot with a pretty vulnerable shot at only 1/2 pot.