Grayhawk,  Any chance you could get a picture of the installation or a catalog reference to source for the inlet?  I like simple!
Thanks.

Grayhawk wrote:

....a race car inlet for oil cooler air on the side of his cowling - it is shaped like an angled rearward offset funnel (yes, just a funnel).  .....  He does not need sophisticated exit plenums - just submerged shark gill exits since his cooler is mounted on the cowl itself.