Description
Street performance, restricted oval track, and marine performance upgrade. Mid-range to 6,500 RPM. Best for 383-434 cubic inch engines. Iron Eagle 23° 230cc Platinum heads are intended for maximum effort competition engines with large displacements and very high RPM usage. Long wearing Bronze valve guides, screw-in studs, multi-angle intake seats with hardened and radiused exhaust seats are standard. Best of all, our precision cast ports produce outstanding airflow without time consuming porting. Iron Eagle 23° 230cc Platinum heads are intended for maximum effort competition engines with large displacements and very high RPM usage. Long wearing Bronze valve guides, screw-in studs, multi-angle intake seats with hardened and radiused exhaust seats are standard. Best of all, our precision cast ports produce outstanding airflow without time consuming porting.