It took some digging but I found the old videos thread, I used to update it regularly and I am sure that you will find your video in there.

http://www.talkmorgan.com/ubbthreads.php/topics/68846/Some_new_Videos#Post68846

In these videos (starting on page 7 of the above thread) by asbojohn you can hear the bevel box quite well, being his was one of the first production M3Ws
https://www.youtube.com/watch?time_continue=23&v=g1ORwlXnfiE
https://www.youtube.com/watch?time_continue=11&v=Gr3b0jsgyfQ
https://www.youtube.com/watch?time_continue=102&v=Ugbv4RWTDJk

Last edited by Mi3Wheeler; 31/01/18 05:34 PM. Reason: updated with video links
Charlie, Former Editor
Morgan Owners Group - Great Lakes