Chevy Bowtie Cylinder Headssocial Post Detail - Intakes up. 200 and. Chevrolet performance bowtie street cylinder heads are available in either rectangular or oval intake port configurations. Rectangular intake ports are larger in volume and are designed to. The phase 2 bow tie cylinder head (casting p/n 14011034) has the highest performance potential of any cast iron chevrolet head. The bowtie heads are old school in that they are still 23 degree valve angle, standard exhaust port location type heads. I think if you can buy them at a good price they. Chevrolet performance bow tie cylinder heads are an ideal combination of street drivability and drag strip performance. They provide a broad power range with ample.
Intakes up. 200 and. Chevrolet performance bowtie street cylinder heads are available in either rectangular or oval intake port configurations. Rectangular intake ports are larger in volume and are designed to.