- Brace yourself!!! 2-cycle pipes and coupler material

Jeff Hughes jhughes at hsonline.net
Mon Nov 4 08:23:14 AKST 2002


Well, if Ken needs some exposure in the midwest, I'd be glad to put 
together a prototype. I'm strangly attracted to different looking 
pattern planes. Currently flying a Jupiter and before that, had a short 
lived Excalibur. 


> Despite two minor crashes, and a "accidental" competitor induced stab 
total
> break-out, I've managed to keep my prototype together!  I have Ken 
Blackwell
> (who also is on the list) to sincerely thank for his trust many 
months ago,
> regarding his design and my involvement with it. 
> Jim W.
> 
> -----Original Message-----
> From: Jeff Hughes [mailto:jhughes at hsonline.net]
> Sent: Monday, November 04, 2002 8:15 AM
> To: discussion at nsrca.org; 'discussion at nsrca.org'
> Subject: Re: - Brace yourself!!! 2-cycle pipes and coupler material
> 
> 
> 
> Hey, how come you have a Phase One, and I was told they are not 
> available till spring?
> 
> 
> > Hey Folks
> > 
> >  - Brace yourself!  Those of you that think the most expensive 
option 
> for
> > equipment is best, you may want to sit down.  This weekend I flew 
my 
> Phase
> > One with Webra 1.45 R and replaced my very expensive ES 2 cycle 
pipe 
> with
> > 0.9" inlet, with the less expensive Greve pipe.  On the ground, the 
> engine
> > seemed to run up a little better.  This engine has about 300 
flights 
> on it.
> > In the air, it was acting like a new engine again!!!!!!!!!!  This 
was 
> a VERY
> > pleasent surprise, as the power was 'not-what-it-used-to-be'
> > (understandably).  Still using the 17 x 12 APC (regular blade).
> > Additionally, the "hickup" that was present when throttleing from 
> inverted
> > that was a pain with the ES setup, is now gone.  For instance, when 
> pushing
> > around the bottom of the cuban 8 with 2/4, thottle is smooth without
> > hessitation.  Same with exit of the triangle loop, and exit of the 
3 
> turn
> > spin. - very happy customer.  This was the same pipe I tried first 
on 
> my
> > Advantage.  That setup, I used the "full-length" MACs header, 1/4 - 
> 3/8"
> > gap, and the "full-length pipe".  That was about 1.5-2.0" longer 
than 
> the
> > 27.5" setup length on Piedmonts website.  Setup ran perfectly.  On 
> the Phase
> > One setup, I used the 27.5" setting by cutting down the header, 
with 
> equally
> > good performance.  I will attribute any extra performance on the 
> Advantage
> > due to it's using the new Webra AAR.  The design of the pipe does 
not 
> lend
> > to cutting anything from the pipe (... wouldn't recommend that 
> approach).
> > The whole setup fit with some room to spare in the Phase One.  
> > 
> >  I'm getting away from a kick of reading rpm of reading on the 
ground 
> (after
> > some reading about pipe theory).  Readings show that max "air" 
> performance
> > is gained by getting the pipes peak performance on the ground, and
> > lengthening the setup to about 300 rpms less.  Then, it unloads in 
> the air
> > and has more sustained power in the uplines.  
> > 
> > Header coupler material:  Tired of having your Aerotrend replacement
> > silicone tubing crack and break too quickly?  www.mcmaster.com has
> > "silicone" replacement tubing.  I ordered some off of Bob P.'s
> > recommendation.  I ordered 2' each of "clear-medical" silicone, 
> and "red"
> > silicone tubing.  The material seems very good.  Total cost 
including
> > shipping was $18.00.  The red feels lighter.  Both seem durable and 
> plyable
> > - similiar to the material that Macs headers come with.
> > 
> > Jim W.
> > =====================================
> > # To be removed from this list, send a message to 
> > # discussion-request at nsrca.org
> > # and put leave discussion on the first line of the body.
> > #
> > 
> > 
> 
> -- 
> CoreComm Webmail. 
> http://home.core.com
> 
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> 

-- 
CoreComm Webmail. 
http://home.core.com

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