Dart Pro 1 310 Aluminum Cyl Heads BRAND NEW

PRO 1 aluminum big-block cylinder heads deliver out-of-the-box airflow that beats the competition - at an unbeatable price! Specifically designed for street performance, bracket racing, and Super eliminator engines, PRO 1 heads make Pro Stock airflow technology affordable for every big-block owner. BRAND NEW DART PRO 1 BARE ALUMINUM HEADS Price is for 1 set (2 heads) Intake Port 310cc Chamber Volume 121cc Intake Seat 2.250 E Exhaust Seat 1.880 **Heads are Brand New Bare Castings, you will need to assemble them and port if required**