I still have a large selection of new and some used WABCO scraper parts.  Most of it is for the D, 111A, and 222s.  I also have a number of part and service manuals for the scrapers and graders.  If you are looking for something, just let me know.  I can be reached by email mccallajmc@gmail.com, or cell phone (260) 609-3106.  Thanks