Willys CJ-2A Service Bulletin
Here is the Willys CJ-2A Service Bulletin.
This was compiled by Sean over the www.thecj2apage.com and you will find the original copies here on the CJ2A Forum page.
The first pdf file is the index showing which service bulletin is available in the second pdf file.
Sean made a good database parts list also. Find it here.
Enjoy it!