Holley part = cfm numbers?

360scamp, here you go! http://www.holley.com/data/TechService/Technical/Carb Numerical Listing.pdf

You will need Acrobat Reader as it is in .pdf format. The above is one of the best technical rescources that Holley has availible and it includes all jet sizes, power valve ratings, etc. that came from the factory on any given list number.

Here's a link to Holley's technical library in it's entirety: http://www.holley.com/TechService/Library.asp