Edelbrock Performer RPM Intake Manifold Dual Plane Mopar, 361 383 400 # ED7186Edelbrock Performer RPM Intake Manifold Dual Plane Mopar, 361 383 400 # ED7186 Intake Manifold, Performer RPM, Dual Plane, Aluminum, Natural, Square Bore, Mopar, 361 383 400, Each Intake Section Included: Complete Engine Block Deck Height: Standard deck Carburetor Quantity: One Intake Style: Dual plane Basic Operating RPM Range: 1,500 6,500 Intake Manifold Height: 5. 350 in. Intake Finish: Natural Intake Material: Aluminum EGR: No Quantity: Sold