Cylinder Head - Black Hawk - Assembled - Passenger Side - 2.050 / 1.590 in Valves - 185 cc Intake - 69 cc Chamber - 1.290 in Springs - Straight Plug - Aluminum - Mopar Gen III Hemi - Each Brand-AIR FLOW RESEARCH MPN 2510 . **NOTE: Black Hawk Series - As Cast Truck Freight NO