It's time to make your heads flow. We offer CNC porting service programs for the following cylinder heads. 5.3L 706 and 862 5.7L 243 and 799 6.0L 317 6.0L 873 Cast Iron 6.2L 821, 823 and 5364 AFR-1501 Enforcer (LS) AFR-1351 Enforcer ( Small Block Ford) LPC 11 degree RPC 11 degree EQ364X 60669 Edelbrock (BBF) CNC Porting improves airflow and port size consistency resulting in more power. Stock head flow starts falling off at .500" lift, while most aftermarket camshafts today are in the .600-.640
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