I have an infinity 1600a reference amp, does the power you want:
400w x 1 @ 4ohm
600w x 1 @ 2ohm
older pics, 8/10 cosmetic:
http://i978.photobucket.com/albums/ae269/branflorin/audio/2009-12-01214156.jpg
http://i978.photobucket.com/albums/ae269/branflorin/audio/2009-12-01214305.jpg...