Mailing List Message #65379
From: Jeff Whaley <>
Subject: Re: [FlyRotary] Re: Mufflers
Date: Wed, 20 Nov 2019 14:32:35 +0000
To: Rotary motors in aircraft <>
I have a belly-slung Aero Turbine 2525 connected to a long 2.5" exhaust pipe, fish-mouthed with bottom perforations.
It is by no means quiet but the exit is now behind the pilot - the fish-mouth removed more bark from the exhaust than the Aero Turbine did.

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