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Old 10-29-2009, 10:21 PM
  #2  
cepx111
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RACING JUNKIE
 
Join Date: May 2006
Posts: 2,044
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The C454 manifold is a high flowing torque monster, also made to go into the 6-7K rpm range as well.

They used to be a favorite with the super gas class years ago.

I'd say anything over 500CI would be my stopping point.

JMO> Cp
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