AFR's 345cc BBC cylinder head is recommended for radical street/strip, Pro Street, or racing applications with displacements up to 572 cubic inches, operating at or below 7000 RPM. The intake runners and exhaust ports are partially CNC machined, while the combustion chambers are offered with partial or full CNC machining with a bowl blend. These heads are capable of flowing 401 CFM at 0.700 of lift.
AFR's 345cc BBC cylinder head is recommended for radical street/strip, Pro Street, or racing applications with displacements up to 572 cubic inches, operating at or below 7000 RPM. The intake runners and exhaust ports are partially CNC machined, while the combustion chambers are offered with partial or full CNC machining with a bowl blend. These heads are capable of flowing 401 CFM at 0.700 of lift.