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Finaly I did it ! I build my wren !!

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Finaly I did it ! I build my wren !!

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Old 04-08-2004, 04:06 PM
  #51  
Strykaas
 
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Default RE: Finaly I did it ! I build my wren !!

Hi GSR,

in fact I think that they are shipping the MK3 now
What about the improvement over the Mk2 kit ?

thx
Old 04-08-2004, 05:44 PM
  #52  
SALMONBUG
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Default RE: Finaly I did it ! I build my wren !!

because I received mine one week ago, I guess I have a mark3
Old 04-08-2004, 05:46 PM
  #53  
GSR
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Default RE: Finaly I did it ! I build my wren !!

Hi, from what i understand from WREN the MK2 kits are good for a solid 12+ pounds of thrust and the MK3 kits are good for 14+#s of thrust. It all depends what combustion chamber,diffuser and tailcone that you have. The mk2 have the new diffuser and one piece tail cone, the mk3s have the new diffuer, chamber and 2 piece tail cone. To confuse things more I think that there are some mk2s with 2 piece tailcones. As they discover improvements they add them to the engines so it is a constant state of evolution. I have a mk3 (new diffuser,chamber and 2 part cone) and get about 14.2 pounds thrust at 160k. Scott
Old 04-08-2004, 06:04 PM
  #54  
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Default RE: Finaly I did it ! I build my wren !!

get about 14.2 pounds thrust at 160k.
Holy *****, that's great news ! This product will be even more attractive then ...
Old 04-08-2004, 06:05 PM
  #55  
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Default RE: Finaly I did it ! I build my wren !!

I will first try to reach max RPM in order to see if I have a good egt margin, before considering any upgrade of the tailcone (mine has the one piece tailcone)
Old 04-10-2004, 12:05 PM
  #56  
PROSIS1
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Default RE: Finaly I did it ! I build my wren !!

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Old 04-10-2004, 12:07 PM
  #57  
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Default RE: Finaly I did it ! I build my wren !!

ok, I reached 160000 RPM today with an egt of 640 PW375
I reduced the acceleration delay to 20 and the engine respond fast and reliably

I am happy !
Old 04-14-2004, 06:24 AM
  #58  
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Default RE: Finaly I did it ! I build my wren !!

My wren is now fully tuned and reliable.
I think I couldn't have made a better choice to enter turbine world.
The excelent Wren Customer service and your experience made this possible.

Thanks to all of you

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