Old 01-27-2012, 11:30 AM
  #6  
TheRabbit
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RACING JUNKIE
 
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Join Date: Jan 2007
Location: Augusta, Ga.
Posts: 2,276
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I had a set of World Products heads on my 548. They did make 868hp, but they were ported to the max by Race Flow Development (Flowed 400cfm) I had a Profiler intake on the motor.
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