Mailing List flyrotary@lancaironline.net Message #33977
From: Wendell Voto <jwvoto@itlnet.net>
Subject: Re: [FlyRotary] Exhaust Update
Date: Sat, 14 Oct 2006 23:11:23 -0500
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Joe,
What does it sound like?  Is it louder than using the cast iron exhaust manifold with a short pipe, I know what that is like (used it on first test start of my 13b)?  What about the cost of this good looking set up. If not too expensive and not too loud I would be interested in one on my Cozy.  Would it give more power than the stock cast iron exhaust?
Wendell

Performance Re-cap:

                        Static RPM     Flying RPM      Max Speed

Original               4100                 5150(max)       157kts TAS

New Intake          4250                 5400               162kts TAS

New Exhaust       4500                 5950               179kts TAS

 

Obviously the Tangential muffler sucks (actually blows) when it comes to performance! WAY too much back pressure.

 

Regards,

Joe Hull

Cozy Mk-IV N31CZ (65 hrs - Rotary 13B NA)

Redmond (Seattle), Washington

 

 


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