I found this and thought it might be useful.
Contains over 1800 models from 100's of companies.
Example:
...........Name.........|.....Manufacture.Method......|.Size...|..Weight (lbs.) |..Weight (kgs.)..
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5Zigen.5ZR.Copse..|...........Cast..Spun.............|.17x7..|.....27.0..........|.......7.1..........
Download Link:
http://www.wheelweights.net/wheel-weight-alpha.pdf
http://www.megaupload.com/?d=C3R8N1MF
Enjoy
-Chuck