So I have been thinking about what numbers to use for the wagons on my Patrick Portlink and this is what I've come up with:
Auscision RQIW's 60309E, 60313E, 60318D, 60330Q, 60336B (I already own these)
AMK Design VQOF 1119U
AR Kits NQOX's (I don't know the number series of these wagons yet) :P