Hi,   I've just starting building a 16" Hunslet (or 2!) from a Centre Models whitemetal kit. I'm planning to use an RT Models J94/Austerity chassis. It will need some trimming but the major dimensions (i.e. the wheel centres) are correct for the 16", I think, based on a GA drawing from Railway Modeller September 1972 which shows wheel centres of 5' 3" & 5' 9" (11' overall).   However, I also plan to build an Impetus kit for a 16" Hunslet and one for a 15" Hunslet, and also have another I