Get Your Mopar Out of the Garage and Back on the Road with These Modern Performance Cylinder Heads from Speedmaster! Order 1 for each pair. Fully CNC PORTED These Heads are Set up for Hyd Roller Cam and are an outstanding value! Save Your Factory Cast Iron Heads for a Restoration Project. These Weigh a Lot Less & Flow a Lot More! Quantities May Vary As These Are Also For Sale Locally At Our Shop in Brownsburg IN. Combustion Chamber Volume (cc). Intake Runner Volume (cc). Exhaust Runner Volume (cc). Intake Valve Diameter (in). Exhaust Valve Diameter (in). Maximum Valve Lift (in). Outside Diameter of Outer Spring (in). Number of…