Skunk2 307-05-9085 Ultra Series Intake Manifold - RACE CENTERFEED B16A - B16B - B17A - B18C Engines or PR3 / P72 Head - Black Series - Black Plenum Base Adapter - 5.0L Volume - 90mm Inlet w/ Early 5.0L Ford T/ Body Bolt Pattern (4.25" Square Bolt Spacing)