ProMaxx Performance 9186S: Project X Assembled Aluminum Cylinder Heads for Small Block Chevy (185cc)
185cc Intake Runner
Project X Aluminum Cylinder Heads Small Block Chevy Intake Runner: 185cc Spark Plug: Straight Valves: 2.02 in. Int./1.60 in. Exh. Valve Angle: 23° Combustion Chamber: 64cc Valve Springs: 115 lbs. @ 1.800 in. Set of 2