Edelbrock Performance Intake Manifold 7156 Intake Manifold Avoid Off Brand Issues 5.7 Hemi Wilson Manifolds intermediate hand ported Edelbrock part #7179 Victor EFI intake. Our intermediate porting service is a full manifold port including the plenum and runners opened up to equalize CFM flow in all eight Manifold Flange Reference: (A) 6., 06, (B) 7., 85, (C) 18., 30, (D) 2., 25, (E) 0° Chrome Plate Exhaust Manifold at Keith Criswell blog Dual Drilled Throttle Body Flange to Fit Factor and Aftermarket 80mm or 92mm Throttle Body, No Adapters Required , Port Exit Dimensions: 1., 83 x 1., 85