wrote:
: wrote:
: Hey all... I'm thinking it's getting close to where the mufflers in my Cherokee 180 could stand
: to be repaired/replaced. Any thoughts on a good place to have it done? This is the dual-muffler style
: as is on the clamshell-cowled later -180's.

: Also, I'd be interested to find out if there's any way to get a certified muffler that doesn't
: have the internal baffles. The recurrent inspection is kinda a pain, and I could use a little more power
: that a freer-flowing exhaust might provide. I know some planes (like my friend's PA-24-250) has a
: muffler without internal baffles.... it'd be nice to do the same.

: Thanks,
: -Cory

: You could use this as an excuse to put on Power Flow exhaust.

From what I've heard (from Art Matteson, IIRC), the dual-exhaust cherokee muffler setup already has a very low
backpressure exhaust. The Powerflow helps the most on the Cherokees with the single muffler near the firewall. Besides, I'm
pretty sure that if we changed exhaust, we'd lose our autogas STC.

-Cory

--

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* Cory Papenfuss, Ph.D., PPSEL-IA *
* Electrical Engineering *
* Virginia Polytechnic Institute and State University *
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