$22 Stars, AK push over limp

PokerStars Game #3355705807: Tournament #16621241, Hold'em No Limit - Level VII (100/200) - 2005/12/17 - 02:32:09 (ET)
Table '16621241 20' Seat #8 is the button
Seat 1: Kyle2131 (2590 in chips)
Seat 2: 4Closure (1953 in chips)
Seat 3: BoneStorm (3260 in chips)
Seat 4: lilezwitme (13545 in chips)
Seat 5: Hero (3522 in chips)
Seat 6: JohnJr63 (12961 in chips)
Seat 7: BJDarter (980 in chips)
Seat 8: dakota7 (5290 in chips)
Seat 9: Karmasol (8815 in chips)
Kyle2131: posts the ante 25
4Closure: posts the ante 25
BoneStorm: posts the ante 25
lilezwitme: posts the ante 25
Hero: posts the ante 25
JohnJr63: posts the ante 25
BJDarter: posts the ante 25
dakota7: posts the ante 25
Karmasol: posts the ante 25
Karmasol: posts small blind 100
Kyle2131: posts big blind 200
*** HOLE CARDS ***
Dealt to Hero [K[img]/images/graemlins/heart.gif[/img] A[img]/images/graemlins/club.gif[/img]]
4Closure: folds
BoneStorm: calls 200
lilezwitme: folds
Hero: raises 3297 to 3497 and is all-in

There's 525 in the starting pot, so I have an M of ~7. However, I feel weird about pushing 17 bbs all-in over a measly limp. Suggestions for different lines?