Was able to complete the tailwheel modification tasks today. Primed & assembled the tailwheel mount parts then installed them as one unit for the first time. Alodined & primed the 2 new rudder control horns, opened the mounting holes in the rudder bottom rib to 4.8mm & riveted them in place with 4.8 x 15 rivets. I've connected the steering springs as per the factory taildragger, at this stage it looks to be about right, will only be able to confirm that with a taxi test, who knows when that will be..............