Air Flow Research Cylinder Head - Black Hawk - Assembled - Driver Side - 2.125 / 1.650 in Valves - 212 cc Intake - 69 cc Chamber - 1.290 in Springs - Straight Plug - Aluminum - Mopar Gen III Hemi - Each-2505--Notes: Black Hawk Series State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO