looks like a holley street HP carb.  cant find out what model so dont know cfm, but probably 650.  not polished, no choke, no air horn.
http://www.holley.com/0-82651.asp
holley street dominator alum. intake
http://www.holley.com/300-64.asp
MSD billet distributor. PN#85551
 $150
$150 for everything.  located in 07057
buy complete, disassembled motor -from pan to carb- with world sportsman s/r torquer heads, holley carb, alum. intake, MSD billet dist. for $450
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