> >>>>>You might buy some of this extrusion and make a
     > >>>>>
     > >>>>>
     > >>>sump tank out of it.
     > >>>
     > >>>
     > >>>>>It will dissipate any heat that is in the fuel
     > >>>>>
     > >>>>>
     > >>>when the fuel is
     > >>>
     > >>>
     > >>>>>recirculated to the sump tank. The neat thing
     > >>>>>
     > >>>>>
     > >>>about the sump tank on
     > >>>
     > >>>
     > >>>>>the back of the firewall is you can see that you
     > >>>>>
     > >>>>>
     > >>>have fuel
     > >>>
     > >>>
     > >>>>>with a clear plastic sight tube on the instrument
     > >>>>>
     > >>>>>
     > >>>panel.
     > >>>
     > >>>
     > >>>>>When it starts to go down you know you are in
     > >>>>>
     > >>>>>
     > >>>real trouble :)
     > >>>
     > >>>
     > >>>>>One peice of this on the floor of the sump tank
     > >>>>>
     > >>>>>
     > >>>should be enough.
     > >>>
     > >>>
     > >>>>>Perry Mick is probably building an oil pan out of
     > >>>>>
     > >>>>>
     > >>>this stuff as we speak.
     > >>>
     > >>>
     > >>>>>Paul Lamar
     > >>>>>
     > >>>>>
     > >>>Perry Mick wrote:
     > >>>
     > >>>
     > >>>>How did you guess? Yes, I've designed an oil pan
     > >>>>
     > >>>>
     > >>>with fins.
     > >>>
     > >>>
     > >>>>Unfortunately, that 5013 extrusion is not in
     > >>>>
     > >>>>
     > >>>stock, they would have to
     > >>>
     > >>>
     > >>>>manufacture it. Which means I would have to buy
     > >>>>
     > >>>>
     > >>>several hundred pounds
     > >>>
     > >>>
     > >>>>of the stuff. So I'm looking at other extrusions
     > >>>>
     > >>>>
     > >>>or possibly having the
     > >>>
     > >>>
     > >>>>fins made of 1/16" aluminum angles welded on both
     > >>>>
     > >>>>
     > >>>sides of a 1/8" plate.
     > >>>
     > >>>
     > >>>>A welder I know in the Denver area will weld it up
     > >>>>
     > >>>>
     > >>>for me. He has been
     > >>>
     > >>>
     > >>>>in the welding business for 25 years. I'm hoping
     > >>>>
     > >>>>
     > >>>this will reduce my oil
     > >>>
     > >>>
     > >>>>temps, it is better than adding another oil
     > >>>>
     > >>>>
     > >>>cooler. If it works, my
     > >>>
     > >>>
     > >>>>friend in Denver will produce them for people who
     > >>>>
     > >>>>
     > >>>want one.
     > >>>
     > >>>
     > >>>>I removed the oil cooler from the plane this
     > >>>>
     > >>>>
     > >>>morning to tap in all 8 (!)
     > >>>
     > >>>
     > >>>>of those measurement points you want.
     > >>>>
     > >>>>--
     > >>>>Perry Mick
     > >>>>Custom Composite Props
     > >>>>mick@bridgingworlds.com
     > >>>>http://www.ductedfan.com
     > >>>>
     > >>>>
     > >>>Maybe we get get a bunch of orders together and buy
     > >>>a batch.
     > >>>Anybody else interested in five feet of this stuff.
     > >>>What would several hundred
     > >>>pounds cost Perry? Anything in stock similar?
     > >>>
     > >>>Paul Lamar
     > >>>
     > >>>
     > >
     > >
     > >
     > >>> Try All Electronics at www.allelectronics.com
     > >>>
     > >>>
     > >>They have good sized heat sinks for sale at surplus
     > >>prices. I believe the same place the electric motor
     > >>for the prop came from. Jim Coffman

     > >yea that is right in my neck of the woods. I'll stop
     > >in in the next few days and see what they have. Good idea.
     > >
     > >Paul Lamar

     > Yes, many eyes looking is better than two. I've been searching the
     > internet, working with two vendors trying to get some quotes on small
     > quantities. Only one vendor has the fins on two-sides but that isn't
     > popular in the electronics world, hence no stock. So I've been looking
     > at a lot of extrusions with fins only on one side, will have to
     > back-to-back them, which is unfortunate because the base-plate then
     > gets thicker and heavier. The ideal I'm looking for would have a
     > base-plate thickness of 1/8", a width of around 10", and fin length 1",
     > and fins on both sides (like that 5013 drawing).
     >
     > --
     > Perry Mick
     > Custom Composite Props
     > mick@bridgingworlds.com
     > http://www.ductedfan.com

     Perry try AAVID on the internet.

     Paul Lamar

William Shaffer wrote:

you can try candhsales.com they have several heat sinks in there catalog.
                         bill shaffer

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