Horn and Whistle Forum International

Perfect! Yeah Maddie I was hoping I could avoid modifying the 5 bell. Thanks so much! I have a couple sizes I’ll try

Great ideas Ill try the paper behind the diaphragm first and maybe last resort the bell foot restrictor. Thanks for all the suggestions

Yeah I think that would work. I took the diaphragms out and they are kinda bent and there was debris on the nozzle so im going to replace the diaphragms with better ones and clean the nozzle and hope that helps. I am kinda nervous using a set screw that would be the last ditch effort. Ill post the o...

Well it helped a little but still overpowering. Any other ideas?

Some pictures

So the manifold on this particular horn has threads in the air outlets on the #4 and #5 bell positions and they definitely were either done from the factory or at some point added along time ago because they have a lot of soot in the threads. So I had a few P horn restricters and took one and it thr...

I have a K5la that has a screaming Big Bore #5 bell that is so bloody loud and is the first one to speak and the last to speak does anybody know how to calm it down? Any help is appreciated and thanks

I had no idea that the inner ring threaded thats interesting thanks for posting. I love the looks of the MK5H what an incredible horn.

Hello thanks for the great site and for allowing me to be a part of it. Question, besides Chessie Systems and Amtrak, did any other railroads used the “Big Tag” K5las? I have one that has off white yellowish epoxy primer, then traces of blue paint, then black heavy paint over the top of that. It doe...

Here is a side by side comparison of a small bore vs a big bore K#5 bell