On 13 May 96, Ed Mellinger wrote:

>Has anyone 
> experimented with adding a booster fan to increase the airflow thru the 
> engine bay?  I'm thinking of a 6" axial fan in the 2-300 cfm range (eg 
> Rotron "Major"), mounted at the bottome of the inlet air duct and aimed 

Audi and others have used fans, directed at the fool injectors, that 
were meant to keep underhood temps down.  Audi had used these fans 
because they were seeing varnish/carbonization in the injectors form 
from post engine-off heat soak.  so these fans would run after the 
engine was shut down.

-dan