Small Block & Big Block Chevy Specific - What ignition coil should I get

How do I choose an ignition coil? Was looking at some of these just to compair:

http://store.summitracing.com/Compare.asp?N=700+0&rsview=sku&Ns=P%5FSRE%5FDisplayPrice%7C0&RemoveSKU=MAA-29625

This is the distributor I am using:

http://cgi.ebay.com/ebaymotors/Mallory-COMP-9000-Distributor-Olds-455_W0QQcmdZViewItemQQcategoryZ107063QQihZ019QQite mZ290278438906QQrdZ1QQsspagenameZWDVW
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By the way in case some of you dont know its a 455 olds motor



http://i253.photobucket.com/albums/hh48/1FSTLSx/DSCN4281.jpg


http://i253.photobucket.com/albums/hh48/1FSTLSx/DSCN4282.jpg

http://i253.photobucket.com/albums/hh48/1FSTLSx/DSCN3803.jpg

Blaster 2 will work fine.

Is that a comp 9000?? i just got the mallory oil filled one