Mailing List lml@lancaironline.net Message #2173
From: Howard "Rusty" Hamer <hamer@gv.net>
Subject: LC20 - O-290-D2 Stumbles
Date: Mon, 5 Apr 1999 07:29:14 -0800
To: <lancair.list@olsusa.com>
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When I installed a 290 in my 235 I had some induction problems where it
would stumble at a lower RPM on take off. If I closed the RAM butterfly it
would run fine and after I was over 100kts then it would run fine except
one cylinder had a much lower EGT. By adjusting the RAM butterfly I was
able to even out the temperatures. I modified the lower cowl and increased
the heigth of the RAM air box and this solved the take-off stumble but I
still need to play with the butterfly setting to get the best EGTs.

Rusty


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