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Cylinder Head Porting

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When testing the Audie Flow Quik, we used this $39, 2.5hp Sears shop vac and flow tested successfully to about 230 cfm. A 4 or 5 hp unit would certainly deal with the requirements of a 300-cfm head and this would cover most needs.
Porting Cylinder Heads - Port or Abort?

 When testing the Audie Flow Quik, we used this $39, 2.5hp Sears shop vac and flow tested successfully to about 230 cfm. A 4 or 5 hp unit would certainly deal with the requirements of a 300-cfm head and this would cover most needs.  View Related Article

 

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