Wow! ?Your KR Gatherings look like a blast. ?Better attendance than our last 
one.

On the Rotax 582 vs VW:
FWIW, I have flown two otherwise identical Avid Flyers, one with a 2180 VW and 
the other with a Rotax 582. ?There was no question the Rotax powered one was 
significantly better in climb and cruise. ?However, as dependable as the 582 
is, the failure mode of the engine wasn't something I was willing to risk in 
the mountainour terrain here, so didn't spend much time in it.

The difference in the two engines was significant in a slow plane like the Avid 
Flyer in that the short prop necessary to get any HP out of the VW was terribly 
inefficient as compared to the longer prop on the geared Rotax. ?However, in a 
plane like the KR, while the short prop isn't great for take off and climb 
performance, it works reasonably well at higher speeds, so the performance 
contrast isn't quite so stark.

-Jeff Scott
Los Alamos, NM


> ----- Original Message -----
> From: Eduardo Barros
> Sent: 02/19/14 01:54 PM
> To: samantha toner, KRnet
> Subject: Re: KR> rotax
> 
> In argentina fly a Kr 2s with Rotax 582, 65 HP, is Pupato?s KR
> 
> Can you see a video of this: https://www.youtube.com/watch?v=tKSCRSWfXNw
> 
> And pictures: 
> 
> 1? Encuentro de constructores KRs en Argentina 2005
> http://www.kr2-egb.com.ar/Encuentro%202005.htm
> 
> 2? Encuentro de constructores KRs en Argentina 2006
> http://www.aeroclubsanpedro.com.ar/Encuentro%202006.htm
> 
> 3? Encuentro de constructores KRs en Argentina 2007
> http://www.aeroclubsanpedro.com.ar/Encuentro%202007.htm
> 
> 4? Encuentro de constructores KRs en Argentina 2008 
> http://www.aeroclubsanpedro.com.ar/Encuentro%202008.htm
> 
> Saludos
> 
> Eduardo Barros
> San Pedro, Bs. As., Argentina
> ?
> Mail: eduardo at kr2-egb.com.ar 
> Visite el proyecto de construcci?n del avi?n experimental "Kr2 EGB": 
> www.kr2-egb.com.ar
> 
> ?----- Original Message ----- 
> ?From: samantha toner 
> ?To: KRnet 
> ?Sent: Wednesday, February 19, 2014 10:18 AM
> ?Subject: KR> rotax
> 
> 
> ?Hi all has anyone considered using a 2 stroke rotax in a kr ? Pulsars fly 
> well of them any thoughts Mark

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