Have a new set of Edelbrock performer aluminum heads for Big Block Mopar, heads are fully cnc'd ported int. side only installed 2.20" int. 1.81" exh. in box are 88cc after port work 98cc from what Pat Musi from Carteret New Jersey said. All the cnc work and installation of the 2.20" int. valves heads are in manufacturer boxes. Call for your needs delivery and or pick up is on the purchaser, Thank you have a great week end will entertain all offers.