Quote Originally Posted by bob turner View Post
I disagree. An AD is a legal document. You either do it or you are in violation - but it is not binding on any component outside the specified group or serial numbers. If you are arguing common sense or safety that is different. ....
That's where I was coming from, guess I didn't make myself clear.
IMHO (and the opinion of the previous owner's IA) the Avcon muffler AD did NOT apply to my airplane,
but it was a good idea to check the it anyways.
FWIW I had the muffler overhauled, they rebuilt it with beefier material which made it less probe to cracking.