Would it not be possible that the cowl air intake (for cylinder cooling) is
icing up and the opening is getting restricted?

Matt

-----Original Message-----
From: Lancair Mailing List [mailto:lml@lancaironline.net]On Behalf Of
Larry Klaas

-- Maybe we're nuts thinking its cowl air diving up the CHT's?  But
something
does it, and it happens when you get into ice.  I am all ears on reasons and
fixes.