496Ci Short Block Build Up Intake Ports
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The rectangular intake ports flow around 369 cfm at 0.700 lift on the intake side and 251 cfm on the exhaust side. At 0.600 lift they still move almost 360 cfm of intake and 267 cfm worth of exhaust. These heads also come in an oval-port configuration, but the flow numbers are different. View Related Article
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