<VV> Raising Air Cleaner

[HallGrenn at aol.com]

In a message dated 5/14/2009 7:43:58 PM Eastern Daylight Time,  
patiomatt at aol.com writes:

Air  Cleaner crossover was raised 3"


I keep hearing about the benefits of raising the air cleaner.   Smoother 
air flow?  What is the benefit and what is the basis for doing  it?
 
Thanks
Bob Hall
Group Corvair
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