View Single Post
Flieger Flieger is offline
Max Sluiter
 
Flieger's Avatar
 
Join Date: Mar 2006
Location: So Cal
Posts: 19,572
Garage
Why would smooth fins dissipate heat better?

I am thinking that roughness adds surface area and promotes a turbulent boundary layer to bring more air into contact with the metal and draw heat away.
__________________
911S
1971 chassis, 2.7RS spec MFI engine, suspension mods, lightened

Suspension by Rebel Racing, Serviced by TLG Auto, Brakes by PMB Performance
http://www.flickr.com/photos/max_911_fahrer/
Old 08-03-2009, 11:33 PM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #24 (permalink)