I have it! I was in desperate need of a needle valve, extension, set screws etc all of which fell off my 90-4C during the last flight of my corsair. I have read all the threads here, searched the web far and wide. Finally I found:
[email protected]
Ken Enya responded to me personally, clarified my order has been a joy to work with and in less than 24 hours my parts are headed this way. Extremely impressive! Just write at the above address.
I am so pleased, some of the best service I have received in this business bar none.