KR> Cad Files for KR2S?

2014-01-15 Thread Global Solutions
Does anyone have the cad files (DWG or DXF) for the side of the aircraft 
and the firewall. I can cad them but if someone already has done this 
then it would save me having to do it as well as the space needed to 
layout the paperwork?
I want to modify it as per Marks page
Thanks
Stan





KR> Corvair vs VW

2014-01-15 Thread brian.kraut at eamanufacturing.com
No.  That was when I had the Zenith carb that was going overly rich in
the mid range and fouling plugs.  Happened while doing touch and gos
when on downwind.


 Original Message 
Subject: Re: KR> Corvair vs VW
From: "Mark Langford" 
List-Post: krnet@list.krnet.org
Date: Tue, January 14, 2014 8:22 pm
To: "KRnet" 

Brian Kraut wrote:

>I can confirm that a KR with one person and a 2180 VW will climb on two
> cylinders, but the pucker factor is much greater than loosing two on a
> Vair for sure.

That sounds like the one that ended up in a tree!

I've done a fair bit of flight testing in N56ML, and one of those was 
minimum speed to stay aloft. That is usually around 2000 rpm, at my
usual 
1000 pounds or so average flight weight (full fuel). Desktop Dyno says
my 
engine should be producing about 65 horsepower at that rpm.

I'll be testing N891JF soon enough, and the MGL iEFIS has a horsepower 
readout function on it, so it'll be interesting to see what minimum
flight 
speed is on it, given the lighter weight. I could even check it again 
Desktop Dyno predictions for correlation, come to think of it. More
testing 
fun!

One thing I will give VWs is that their intake ports are more isolated
to a 
single cylinder at the head (assuming dual ports), so effects of an open

valve on a cylinder are likely not as detrimental as on a Corvair where 
three cylinders share a common manifold...

Mark Langford
ML at N56ML.com
website at http://www.N56ML.com



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KR> Cowl Construction

2014-01-15 Thread Lawrence Bell
Looking good, Sid, Larry Bell


On Tue, Jan 14, 2014 at 5:33 PM, Sid Wood  wrote:

> Here are two pictures showing removal of the Styrofoam plug from the cowl
> shell using a Dremel oscillatory tool with a scraper blade.
> Amazing how the foam increases in volume as chip and chunks.
>
> https://s3.amazonaws.com/expercraft/sidwood/76336265152d5df7073dfa.jpg
> https://s3.amazonaws.com/expercraft/sidwood/144869089252d5df7076508.jpg
>
> Next after some more prep, will put another layer of glass inside the
> shell and 4 layers to support the edges and the fastening hardware.  Then
> on to construction for the cooling ducts.
>
> Sid Wood
> Tri-gear KR-2 N6242
> Mechanicsville, MD, USA
>
>
>
>
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