I have updated the following article to include the Guids of ASP.NET MVC 1.0, 2.0, 3.0 and 4.0 project types:
INFO: List of known project type Guids
http://www.mztools.com/articles/2008/mz2008017.aspx
If you know new Guids that are not listed let me know and I will include them.