I had bad cooling problems on my 80hp Classic until I removed the second muffler
and replaced it with a straight pipe.
Now, while it makes more noise, I can climb forever at 85kt in the Florida
summer:
30C @1000ft on a relatively cool morning.
That chamber of the muffler blocks a lot of air.
Creighton 96EG. A-009
Sent from my iPad
> On Jul 19, 2020, at 02:35, Europa-List Digest Server
> <europa-list@matronics.com>
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> Europa-List Digest Archive
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> Total Messages Posted Sat 07/18/20: 2
> ----------------------------------------------------------
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> Today's Message Index:
> ----------------------
>
> 1. 10:41 AM - Classic firewall.... singleton vs steel & cooling. (Pete)
> 2. 11:01 AM - Re: Classic firewall.... singleton vs steel & cooling. (D
McFadyean)
>
>
>
> ________________________________ Message 1
> _____________________________________
>
>
> From: Pete <peterz@zutrasoft.com>
> Subject: Europa-List: Classic firewall.... singleton vs steel & cooling.
>
>
> Hi folks,
>
> I found on my classic that the composite firewall pretty well closed off the
cowl
> exit on my classic, with the muffler tucked up right against it.
>
> I now wonder if the rudder pedal tubes and drive arms can be left on the
> engine
> side of the firewall, and simply fabricate a stainless firewall sheet in line
> with the upper firewall, leaving the rudder pedals, and all four engine mounts
> on the engine side of the firewall.
>
> I wonder how warm the pedals will get in the summer? My classic does have
> nicely
> overlapping and tight stainless rudder pedal passthroughs.
>
> Does anyone out there have a classic with a firewall as i have described?
>
> Cheers and thx,
> Pete
>
>
> ________________________________ Message 2
> _____________________________________
>
>
> From: D McFadyean <ami-mcfadyean@talktalk.net>
> Subject: Re: Europa-List: Classic firewall.... singleton vs steel & cooling.
>
>
> I have a set up (the standard set up) much the same as your proposal.
> The rudder pedals don't get hot.
> Anything in the tunnel behind the steel firewall gets really hot, unless you
have
> a monowheel with lots of default circulating cooling air. Accordingly, I have
> a 'fireblanket' on the back side of the steel, which reduces temperatures in
> the tunnel.
>
> Duncan McF.
>
>> On 18 July 2020 at 18:39 Pete <peterz@zutrasoft.com> wrote:
>>
>>
>>
>> Hi folks,
>>
>> I found on my classic that the composite firewall pretty well closed off the
> cowl exit on my classic, with the muffler tucked up right against it.
>>
>> I now wonder if the rudder pedal tubes and drive arms can be left on the
>> engine
> side of the firewall, and simply fabricate a stainless firewall sheet in line
> with the upper firewall, leaving the rudder pedals, and all four engine mounts
> on the engine side of the firewall.
>>
>> I wonder how warm the pedals will get in the summer? My classic does have
>> nicely
> overlapping and tight stainless rudder pedal passthroughs.
>>
>> Does anyone out there have a classic with a firewall as i have described?
>>
>> Cheers and thx,
>> Pete
>>
>>
>>
>>
>>
>>
>
>
>
>
>
>
>
>
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