REFLECTOR:Cooling one cylinder

Scott Derrick reflector@tvbf.org
Fri, 16 May 2003 17:51:50 -0600


KISS

Adjustable as in sliding or rotating usually means multiple pieces and 
fasteners, which means things can come off.  I'm snake bit about shit 
going through my prop!  The fewer pieces and fasteners the better.

Adjustable as in solid but trim-able here or there with snips, wilco!

Scott

Wayne Owens wrote:
> Why not make them adjustable so you can tune the cooling.
> Wayne
> ----- Original Message ----- 
> From: "Scott Derrick" <scott@tnstaafl.net>
> To: <reflector@tvbf.org>; <Canards@tnstaafl.net>
> Sent: Friday, May 16, 2003 7:12 PM
> Subject: REFLECTOR:Cooling one cylinder
> 
> 
> 
>>the #2 cylinder has run hot since I bought my plane.  #2 is the right
>>rear cylinder looking forward, #4 is right next to #2 towards the front.
>>
>>I need to cool it down, the other three are fine, in fact #4, #2's cowl
>>mate runs the coolest. Which indicates to me that I need to take some of
>>the air from #4 and put it on #2.
>>
>>I have a STD Rg with the arm pit scoops for engine cooling.  Each inside
>>each scoop is a diverter fin, directing some of the air towards the
>>forward cylinder and letting the rest inter the cowling towards towards
>>the rear.
>>
>>There are no other diverting fins inside the lower cowling. The Baffling
>>is the standard factory updraft kit.  I silly-coned and added some red
>>baffling tape last summer to all the holes I could see which helped all
>>the cylinders about equally. About a 10 degree drop.
>>
>>Seems like one of the things I could do is cut a bit of the fin off so
>>it lets more air towards the rear of the cowling.
>>
>>Seems like I could also build a fiberglass fin into the lower cowling
>>near the #2 cylinder that would more directly focus the air up through
>>the cylinder.
>>
>>Which should I do first?  Or do both together?  Any other ideas.
>>
>>Scott
>>
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