As Artto says, they are very easy to get, here is the actual order page.
http://www.billsroom.com/pcfs/Ordering%20Info.html
Dan, there may be a concern when using the moonshine fuel, the Cline regulator diaphragm doesn't last more than about a year on glow fuel but will last forever on gasoline and Diesel. Jim Cline recommended replacing the diaphragm every year when using them with glow fuel, and so does John at IronBay.