This isn't an isolated problem and there are a number of threads detailing alternatives, (among which are indeed CBR600 coils). Have a look here:
http://www.ukmonster.co.uk/monster/s...ad.php?t=57637
And especially this one, which is also linked in the one above:
http://www.ukmonster.co.uk/monster/s...ad.php?t=37946
Post #22 has a picture of a damaged coil, which looks identical to yours.