Sent my stealths to modern cylinder head for their CNC porting. Here at the flow numbers from their flow bench
CFM Lift
75.0 .100
157 .200
222 .300
266 .400
299 .500
311 .550
319 .600
324 .650
326 .700
329 .750
CFM Lift
75.0 .100
157 .200
222 .300
266 .400
299 .500
311 .550
319 .600
324 .650
326 .700
329 .750
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