Air Flow Research Cylinder Head - Black Hawk - Assembled - Passenger Side - 2.165 / 1.650 in Valves - 224 cc Intake - 73 cc Chamber - 1.270 in Springs - Straight Plug - Aluminum - Mopar Gen III Hemi - Each-2518--Notes: Black Hawk Series State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO