So I've heard with this draw, I want to get my stack in on the flop, as even against AA, I'm a 60-40 favorite. I know I totally played this like a donk, but what's the correct line with this draw? What range would I have to put villain on to make this play?

Party Poker No-Limit Hold'em, $ Hero (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

MP2 ($80.50)
MP3 =#A500AF(Shortstack Villain)/ ($17.33)
CO =#A500AF(Villain 2)/ ($97)
Button ($100.05)
SB ($72.68)
Hero ($100)
UTG ($30)
UTG+1 ($62.74)
MP1 ($118.10)

Preflop: Hero is BB with 8, 6. SB posts a blind of $0.50.
2 folds, MP2 calls $1, MP3 =#A500AF(Shortstack Villain)/ calls $1, CO =#A500AF(Villain 2)/ calls $1, 1 fold, SB (poster) completes, Hero checks.

Flop: ($5) 5, T, 7 (6 players)
SB checks, Hero bets $2, MP2 folds, Shortstack Villain raises to $5.37, Villain 2 raises to $15, SB folds, Hero raises to $97 (All-In), Shortstack Villain calls $10.96 (All-In), Villain 2 calls $81 (All-In).

Turn: ($216.33) K (4 players, 3 all-in)

River: ($216.33) 9 (4 players, 3 all-in)

Final Pot: $216.33

Results in white below:
Hero has 8c 6c (flush, king high).
Shortstack Villain has Td 5d (two pair, tens and fives).
Villain 2 has Tc Jc (flush, king high).
Outcome: Villain 2 wins $213.33. Hero wins $3.