On 5/23/04 11:40 PM, "Marvin Kaye" <marv@lancaironline.net> wrote:

> Protecting the interior of the cowling from radiated heat is a big deal,
> especially if you have a turbo under there acting like a big piece of
> charcoal.  We used a product called Zetex 800 Aluminized to provide protection
> on the lower cowl of the Eagle540 installation.  (Lots of other Lancair guys
> have used this material as well for the same reasons with both the Lycoming
> TSIO540 and Continental TSIO550 installations.)  It's a pretty expensive
> alternative, one that required us to put together a group buy, of sorts... one
> guy worked as the coordinator to purchase the 50 yard roll (minimum), everyone
> bought their 1 or 2 yard orders from him.  Take a look at the Newtex website
> (http://www.newtex.com/home.htm), they're the company that manufactures the
> product.  It's basically a glass fiber cloth with an aluminized surface bonded
> to one side.  We applied it with red (hi-temp) RTV silicone sealant to
> anyplace that was subject to directly radiated heat (ie, sides of the cowling
> facing the turbos, undersides of intercooler ducts that face the exhaust
> manifolds).  I thought I had some photos that showed the installation, but
> apparently I do not.  I'll try to take a couple tomorrow and send them along.
>
>   <Marv>
>

Marv, this material looks perfect for the job.
Bulent