> >> > >Ben Baltrusaitis wrote:
     > >> > >
     > >> > >Does anyone run their 20B without a muffler?
     > >> > >I was told by an engine builder that the sound of the 20B is not as
     > intense as the 13B and could be run without a muffler. He said the sound was
     > much like
     > >> > a
     > >> > >piston V-6.
     > >> > >Thanks!
     > >> > >Ben


     Thomas Parkes wrote:
     >
     > Ben:
     >
     > I run my 20B without a muffler--but I do have a Garrett TE-06 turbo which
     > acts like a muffler.  I sometimes forget to activate my noise-cancelling
     > headset, with no adverse effects.  People on the ground tell me it sounds
     > powerful but not any louder than a Lycoming.
     >
     > Tom Parkes
     > 20B powered Lancair ES

Ben Baltrusaitis wrote:

Tom,
Thanks for the response! I really don't want to put a muffler on the belly and was considering a turbo to avoid the muffler. You have made the final decision
for me!
Where are you located with the ES? I would like to see your plane and the installation if you are not to far from Pennsylvania.
Ben

 
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